Home / 10,708,507.40-16,016,105.10-9,579,432.20

Finding the Fourth Proportional to 10,708,507.40, 16,016,105.10 and 9,579,432.20

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Solution

The fourth proportional to 10,708,507.40, 16,016,105.10 and 9,579,432.20 is: 14,327,411.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,708,507.40 : 16,016,105.10 = 9,579,432.20 : x
  2. Step 2: Convert to fraction form
    10,708,507.40/16,016,105.10 = 9,579,432.20/x
  3. Step 3: Cross multiply
    10,708,507.40x = 16,016,105.10 × 9,579,432.20
  4. Step 4: Simplify right side
    10,708,507.40x = 153,425,192,913,524.22
  5. Step 5: Solve for x
    x = 153,425,192,913,524.22/10,708,507.40
  6. Step 6: Final answer
    x = 14,327,411.58

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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.