Home / 49,966,813.40-74,918,110.08-20,840,746.52

Finding the Fourth Proportional to 49,966,813.40, 74,918,110.08 and 20,840,746.52

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Solution

The fourth proportional to 49,966,813.40, 74,918,110.08 and 20,840,746.52 is: 31,247,726.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,966,813.40 : 74,918,110.08 = 20,840,746.52 : x
  2. Step 2: Convert to fraction form
    49,966,813.40/74,918,110.08 = 20,840,746.52/x
  3. Step 3: Cross multiply
    49,966,813.40x = 74,918,110.08 × 20,840,746.52
  4. Step 4: Simplify right side
    49,966,813.40x = 1,561,349,341,934,736.75
  5. Step 5: Solve for x
    x = 1,561,349,341,934,736.75/49,966,813.40
  6. Step 6: Final answer
    x = 31,247,726.96

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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.