Home / 14,307,677.47-19,744,404.10-7,781,166.46

Finding the Fourth Proportional to 14,307,677.47, 19,744,404.10 and 7,781,166.46

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Solution

The fourth proportional to 14,307,677.47, 19,744,404.10 and 7,781,166.46 is: 10,737,905.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,307,677.47 : 19,744,404.10 = 7,781,166.46 : x
  2. Step 2: Convert to fraction form
    14,307,677.47/19,744,404.10 = 7,781,166.46/x
  3. Step 3: Cross multiply
    14,307,677.47x = 19,744,404.10 × 7,781,166.46
  4. Step 4: Simplify right side
    14,307,677.47x = 153,634,494,916,700.66
  5. Step 5: Solve for x
    x = 153,634,494,916,700.66/14,307,677.47
  6. Step 6: Final answer
    x = 10,737,905.94

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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.