Home / 49,537,921.28-74,277,445.01-18,834,748.07

Finding the Fourth Proportional to 49,537,921.28, 74,277,445.01 and 18,834,748.07

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Solution

The fourth proportional to 49,537,921.28, 74,277,445.01 and 18,834,748.07 is: 28,240,929.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,537,921.28 : 74,277,445.01 = 18,834,748.07 : x
  2. Step 2: Convert to fraction form
    49,537,921.28/74,277,445.01 = 18,834,748.07/x
  3. Step 3: Cross multiply
    49,537,921.28x = 74,277,445.01 × 18,834,748.07
  4. Step 4: Simplify right side
    49,537,921.28x = 1,398,996,963,581,067.75
  5. Step 5: Solve for x
    x = 1,398,996,963,581,067.75/49,537,921.28
  6. Step 6: Final answer
    x = 28,240,929.93

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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.