Home / 19,536,101.60-29,304,152.40-9,980,952.80

Finding the Fourth Proportional to 19,536,101.60, 29,304,152.40 and 9,980,952.80

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Solution

The fourth proportional to 19,536,101.60, 29,304,152.40 and 9,980,952.80 is: 14,971,429.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,536,101.60 : 29,304,152.40 = 9,980,952.80 : x
  2. Step 2: Convert to fraction form
    19,536,101.60/29,304,152.40 = 9,980,952.80/x
  3. Step 3: Cross multiply
    19,536,101.60x = 29,304,152.40 × 9,980,952.80
  4. Step 4: Simplify right side
    19,536,101.60x = 292,483,361,948,406.75
  5. Step 5: Solve for x
    x = 292,483,361,948,406.75/19,536,101.60
  6. Step 6: Final answer
    x = 14,971,429.20

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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.