Home / 8,317,128.80-12,469,472.40-4,534,882.40

Finding the Fourth Proportional to 8,317,128.80, 12,469,472.40 and 4,534,882.40

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Solution

The fourth proportional to 8,317,128.80, 12,469,472.40 and 4,534,882.40 is: 6,798,931.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317,128.80 : 12,469,472.40 = 4,534,882.40 : x
  2. Step 2: Convert to fraction form
    8,317,128.80/12,469,472.40 = 4,534,882.40/x
  3. Step 3: Cross multiply
    8,317,128.80x = 12,469,472.40 × 4,534,882.40
  4. Step 4: Simplify right side
    8,317,128.80x = 56,547,590,924,045.77
  5. Step 5: Solve for x
    x = 56,547,590,924,045.77/8,317,128.80
  6. Step 6: Final answer
    x = 6,798,931.73

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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.