Home / 77,884,813.50-116,802,374.49-26,754,503.10

Finding the Fourth Proportional to 77,884,813.50, 116,802,374.49 and 26,754,503.10

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Solution

The fourth proportional to 77,884,813.50, 116,802,374.49 and 26,754,503.10 is: 40,123,219.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,884,813.50 : 116,802,374.49 = 26,754,503.10 : x
  2. Step 2: Convert to fraction form
    77,884,813.50/116,802,374.49 = 26,754,503.10/x
  3. Step 3: Cross multiply
    77,884,813.50x = 116,802,374.49 × 26,754,503.10
  4. Step 4: Simplify right side
    77,884,813.50x = 3,124,989,490,380,066
  5. Step 5: Solve for x
    x = 3,124,989,490,380,066/77,884,813.50
  6. Step 6: Final answer
    x = 40,123,219.79

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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.