Home / 15,459,429.20-23,180,849.40-6,473,829.20

Finding the Fourth Proportional to 15,459,429.20, 23,180,849.40 and 6,473,829.20

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Solution

The fourth proportional to 15,459,429.20, 23,180,849.40 and 6,473,829.20 is: 9,707,270.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,459,429.20 : 23,180,849.40 = 6,473,829.20 : x
  2. Step 2: Convert to fraction form
    15,459,429.20/23,180,849.40 = 6,473,829.20/x
  3. Step 3: Cross multiply
    15,459,429.20x = 23,180,849.40 × 6,473,829.20
  4. Step 4: Simplify right side
    15,459,429.20x = 150,068,859,726,522.47
  5. Step 5: Solve for x
    x = 150,068,859,726,522.47/15,459,429.20
  6. Step 6: Final answer
    x = 9,707,270.42

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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.