Home / 9,660,402.35-13,331,384.27-5,309,934.47

Finding the Fourth Proportional to 9,660,402.35, 13,331,384.27 and 5,309,934.47

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Solution

The fourth proportional to 9,660,402.35, 13,331,384.27 and 5,309,934.47 is: 7,327,725.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,660,402.35 : 13,331,384.27 = 5,309,934.47 : x
  2. Step 2: Convert to fraction form
    9,660,402.35/13,331,384.27 = 5,309,934.47/x
  3. Step 3: Cross multiply
    9,660,402.35x = 13,331,384.27 × 5,309,934.47
  4. Step 4: Simplify right side
    9,660,402.35x = 70,788,776,774,882.19
  5. Step 5: Solve for x
    x = 70,788,776,774,882.19/9,660,402.35
  6. Step 6: Final answer
    x = 7,327,725.52

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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.