Home / 7,192,587.92-9,925,966.08-4,293,661.28

Finding the Fourth Proportional to 7,192,587.92, 9,925,966.08 and 4,293,661.28

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Solution

The fourth proportional to 7,192,587.92, 9,925,966.08 and 4,293,661.28 is: 5,925,368.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,192,587.92 : 9,925,966.08 = 4,293,661.28 : x
  2. Step 2: Convert to fraction form
    7,192,587.92/9,925,966.08 = 4,293,661.28/x
  3. Step 3: Cross multiply
    7,192,587.92x = 9,925,966.08 × 4,293,661.28
  4. Step 4: Simplify right side
    7,192,587.92x = 42,618,736,224,289.38
  5. Step 5: Solve for x
    x = 42,618,736,224,289.38/7,192,587.92
  6. Step 6: Final answer
    x = 5,925,368.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.