Home / 52,154,411.40-78,228,117.90-13,815,102.60

Finding the Fourth Proportional to 52,154,411.40, 78,228,117.90 and 13,815,102.60

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Solution

The fourth proportional to 52,154,411.40, 78,228,117.90 and 13,815,102.60 is: 20,721,727.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,154,411.40 : 78,228,117.90 = 13,815,102.60 : x
  2. Step 2: Convert to fraction form
    52,154,411.40/78,228,117.90 = 13,815,102.60/x
  3. Step 3: Cross multiply
    52,154,411.40x = 78,228,117.90 × 13,815,102.60
  4. Step 4: Simplify right side
    52,154,411.40x = 1,080,729,474,993,396.62
  5. Step 5: Solve for x
    x = 1,080,729,474,993,396.62/52,154,411.40
  6. Step 6: Final answer
    x = 20,721,727.00

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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.