Home / 77,253,446.49-106,583,389.14-47,874,059.40

Finding the Fourth Proportional to 77,253,446.49, 106,583,389.14 and 47,874,059.40

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Solution

The fourth proportional to 77,253,446.49, 106,583,389.14 and 47,874,059.40 is: 66,049,862.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,253,446.49 : 106,583,389.14 = 47,874,059.40 : x
  2. Step 2: Convert to fraction form
    77,253,446.49/106,583,389.14 = 47,874,059.40/x
  3. Step 3: Cross multiply
    77,253,446.49x = 106,583,389.14 × 47,874,059.40
  4. Step 4: Simplify right side
    77,253,446.49x = 5,102,579,502,741,675
  5. Step 5: Solve for x
    x = 5,102,579,502,741,675/77,253,446.49
  6. Step 6: Final answer
    x = 66,049,862.30

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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.