Home / 53,711,656.71-80,510,123.85-30,632,897.01

Finding the Fourth Proportional to 53,711,656.71, 80,510,123.85 and 30,632,897.01

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Solution

The fourth proportional to 53,711,656.71, 80,510,123.85 and 30,632,897.01 is: 45,916,631.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,711,656.71 : 80,510,123.85 = 30,632,897.01 : x
  2. Step 2: Convert to fraction form
    53,711,656.71/80,510,123.85 = 30,632,897.01/x
  3. Step 3: Cross multiply
    53,711,656.71x = 80,510,123.85 × 30,632,897.01
  4. Step 4: Simplify right side
    53,711,656.71x = 2,466,258,332,159,394.50
  5. Step 5: Solve for x
    x = 2,466,258,332,159,394.50/53,711,656.71
  6. Step 6: Final answer
    x = 45,916,631.20

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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.