Home / 8,835,423.30-13,234,472.55-7,342,431.30

Finding the Fourth Proportional to 8,835,423.30, 13,234,472.55 and 7,342,431.30

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Solution

The fourth proportional to 8,835,423.30, 13,234,472.55 and 7,342,431.30 is: 10,998,138.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,835,423.30 : 13,234,472.55 = 7,342,431.30 : x
  2. Step 2: Convert to fraction form
    8,835,423.30/13,234,472.55 = 7,342,431.30/x
  3. Step 3: Cross multiply
    8,835,423.30x = 13,234,472.55 × 7,342,431.30
  4. Step 4: Simplify right side
    8,835,423.30x = 97,173,205,490,110.81
  5. Step 5: Solve for x
    x = 97,173,205,490,110.81/8,835,423.30
  6. Step 6: Final answer
    x = 10,998,138.08

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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.