Home / 14,386,902.77-19,853,691.21-7,860,391.76

Finding the Fourth Proportional to 14,386,902.77, 19,853,691.21 and 7,860,391.76

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Solution

The fourth proportional to 14,386,902.77, 19,853,691.21 and 7,860,391.76 is: 10,847,212.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,386,902.77 : 19,853,691.21 = 7,860,391.76 : x
  2. Step 2: Convert to fraction form
    14,386,902.77/19,853,691.21 = 7,860,391.76/x
  3. Step 3: Cross multiply
    14,386,902.77x = 19,853,691.21 × 7,860,391.76
  4. Step 4: Simplify right side
    14,386,902.77x = 156,057,790,842,302.66
  5. Step 5: Solve for x
    x = 156,057,790,842,302.66/14,386,902.77
  6. Step 6: Final answer
    x = 10,847,212.45

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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.