Home / 12,304,130.40-18,459,421.20-4,731,343.20

Finding the Fourth Proportional to 12,304,130.40, 18,459,421.20 and 4,731,343.20

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Solution

The fourth proportional to 12,304,130.40, 18,459,421.20 and 4,731,343.20 is: 7,098,255.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,304,130.40 : 18,459,421.20 = 4,731,343.20 : x
  2. Step 2: Convert to fraction form
    12,304,130.40/18,459,421.20 = 4,731,343.20/x
  3. Step 3: Cross multiply
    12,304,130.40x = 18,459,421.20 × 4,731,343.20
  4. Step 4: Simplify right side
    12,304,130.40x = 87,337,856,970,555.84
  5. Step 5: Solve for x
    x = 87,337,856,970,555.84/12,304,130.40
  6. Step 6: Final answer
    x = 7,098,255.15

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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.