Home / 10,979,389.05-16,472,525.41-6,607,298.89

Finding the Fourth Proportional to 10,979,389.05, 16,472,525.41 and 6,607,298.89

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Solution

The fourth proportional to 10,979,389.05, 16,472,525.41 and 6,607,298.89 is: 9,913,019.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,979,389.05 : 16,472,525.41 = 6,607,298.89 : x
  2. Step 2: Convert to fraction form
    10,979,389.05/16,472,525.41 = 6,607,298.89/x
  3. Step 3: Cross multiply
    10,979,389.05x = 16,472,525.41 × 6,607,298.89
  4. Step 4: Simplify right side
    10,979,389.05x = 108,838,898,856,989.80
  5. Step 5: Solve for x
    x = 108,838,898,856,989.80/10,979,389.05
  6. Step 6: Final answer
    x = 9,913,019.60

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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.