Home / 19,461,420.60-29,192,130.90-15,682,284.60

Finding the Fourth Proportional to 19,461,420.60, 29,192,130.90 and 15,682,284.60

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Solution

The fourth proportional to 19,461,420.60, 29,192,130.90 and 15,682,284.60 is: 23,523,426.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,461,420.60 : 29,192,130.90 = 15,682,284.60 : x
  2. Step 2: Convert to fraction form
    19,461,420.60/29,192,130.90 = 15,682,284.60/x
  3. Step 3: Cross multiply
    19,461,420.60x = 29,192,130.90 × 15,682,284.60
  4. Step 4: Simplify right side
    19,461,420.60x = 457,799,304,854,254.12
  5. Step 5: Solve for x
    x = 457,799,304,854,254.12/19,461,420.60
  6. Step 6: Final answer
    x = 23,523,426.90

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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.