Home / 7,131,001.90-10,696,502.85-6,782,637.10

Finding the Fourth Proportional to 7,131,001.90, 10,696,502.85 and 6,782,637.10

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Solution

The fourth proportional to 7,131,001.90, 10,696,502.85 and 6,782,637.10 is: 10,173,955.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,131,001.90 : 10,696,502.85 = 6,782,637.10 : x
  2. Step 2: Convert to fraction form
    7,131,001.90/10,696,502.85 = 6,782,637.10/x
  3. Step 3: Cross multiply
    7,131,001.90x = 10,696,502.85 × 6,782,637.10
  4. Step 4: Simplify right side
    7,131,001.90x = 72,550,497,070,665.73
  5. Step 5: Solve for x
    x = 72,550,497,070,665.73/7,131,001.90
  6. Step 6: Final answer
    x = 10,173,955.65

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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.