Home / 9,929,026.20-13,703,437.46-5,578,448.92

Finding the Fourth Proportional to 9,929,026.20, 13,703,437.46 and 5,578,448.92

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Solution

The fourth proportional to 9,929,026.20, 13,703,437.46 and 5,578,448.92 is: 7,699,035.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,929,026.20 : 13,703,437.46 = 5,578,448.92 : x
  2. Step 2: Convert to fraction form
    9,929,026.20/13,703,437.46 = 5,578,448.92/x
  3. Step 3: Cross multiply
    9,929,026.20x = 13,703,437.46 × 5,578,448.92
  4. Step 4: Simplify right side
    9,929,026.20x = 76,443,925,899,024.55
  5. Step 5: Solve for x
    x = 76,443,925,899,024.55/9,929,026.20
  6. Step 6: Final answer
    x = 7,699,035.57

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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.