Home / 77,539,265.46-107,004,916.89-42,733,209.06

Finding the Fourth Proportional to 77,539,265.46, 107,004,916.89 and 42,733,209.06

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Solution

The fourth proportional to 77,539,265.46, 107,004,916.89 and 42,733,209.06 is: 58,972,231.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,539,265.46 : 107,004,916.89 = 42,733,209.06 : x
  2. Step 2: Convert to fraction form
    77,539,265.46/107,004,916.89 = 42,733,209.06/x
  3. Step 3: Cross multiply
    77,539,265.46x = 107,004,916.89 × 42,733,209.06
  4. Step 4: Simplify right side
    77,539,265.46x = 4,572,663,483,908,295
  5. Step 5: Solve for x
    x = 4,572,663,483,908,295/77,539,265.46
  6. Step 6: Final answer
    x = 58,972,231.12

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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.