Home / 10,516,230.30-15,774,345.45-10,020,218.70

Finding the Fourth Proportional to 10,516,230.30, 15,774,345.45 and 10,020,218.70

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Solution

The fourth proportional to 10,516,230.30, 15,774,345.45 and 10,020,218.70 is: 15,030,328.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,516,230.30 : 15,774,345.45 = 10,020,218.70 : x
  2. Step 2: Convert to fraction form
    10,516,230.30/15,774,345.45 = 10,020,218.70/x
  3. Step 3: Cross multiply
    10,516,230.30x = 15,774,345.45 × 10,020,218.70
  4. Step 4: Simplify right side
    10,516,230.30x = 158,062,391,258,349.91
  5. Step 5: Solve for x
    x = 158,062,391,258,349.91/10,516,230.30
  6. Step 6: Final answer
    x = 15,030,328.05

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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.