Home / 27,342,078.30-41,013,117.45-7,147,320.30

Finding the Fourth Proportional to 27,342,078.30, 41,013,117.45 and 7,147,320.30

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Solution

The fourth proportional to 27,342,078.30, 41,013,117.45 and 7,147,320.30 is: 10,720,980.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,342,078.30 : 41,013,117.45 = 7,147,320.30 : x
  2. Step 2: Convert to fraction form
    27,342,078.30/41,013,117.45 = 7,147,320.30/x
  3. Step 3: Cross multiply
    27,342,078.30x = 41,013,117.45 × 7,147,320.30
  4. Step 4: Simplify right side
    27,342,078.30x = 293,133,886,916,669.25
  5. Step 5: Solve for x
    x = 293,133,886,916,669.25/27,342,078.30
  6. Step 6: Final answer
    x = 10,720,980.45

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.