Home / 8,748,004.80-13,122,007.20-8,429,140.20

Finding the Fourth Proportional to 8,748,004.80, 13,122,007.20 and 8,429,140.20

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Solution

The fourth proportional to 8,748,004.80, 13,122,007.20 and 8,429,140.20 is: 12,643,710.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748,004.80 : 13,122,007.20 = 8,429,140.20 : x
  2. Step 2: Convert to fraction form
    8,748,004.80/13,122,007.20 = 8,429,140.20/x
  3. Step 3: Cross multiply
    8,748,004.80x = 13,122,007.20 × 8,429,140.20
  4. Step 4: Simplify right side
    8,748,004.80x = 110,607,238,394,209.42
  5. Step 5: Solve for x
    x = 110,607,238,394,209.42/8,748,004.80
  6. Step 6: Final answer
    x = 12,643,710.30

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Similar ratio
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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.