Home / 10,061,582.67-15,070,377.65-7,781,110.29

Finding the Fourth Proportional to 10,061,582.67, 15,070,377.65 and 7,781,110.29

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Solution

The fourth proportional to 10,061,582.67, 15,070,377.65 and 7,781,110.29 is: 11,654,654.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,061,582.67 : 15,070,377.65 = 7,781,110.29 : x
  2. Step 2: Convert to fraction form
    10,061,582.67/15,070,377.65 = 7,781,110.29/x
  3. Step 3: Cross multiply
    10,061,582.67x = 15,070,377.65 × 7,781,110.29
  4. Step 4: Simplify right side
    10,061,582.67x = 117,264,270,567,695.47
  5. Step 5: Solve for x
    x = 117,264,270,567,695.47/10,061,582.67
  6. Step 6: Final answer
    x = 11,654,654.58

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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.