Home / 52,745,344.40-79,132,013.40-18,663,136.40

Finding the Fourth Proportional to 52,745,344.40, 79,132,013.40 and 18,663,136.40

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Solution

The fourth proportional to 52,745,344.40, 79,132,013.40 and 18,663,136.40 is: 27,999,657.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,745,344.40 : 79,132,013.40 = 18,663,136.40 : x
  2. Step 2: Convert to fraction form
    52,745,344.40/79,132,013.40 = 18,663,136.40/x
  3. Step 3: Cross multiply
    52,745,344.40x = 79,132,013.40 × 18,663,136.40
  4. Step 4: Simplify right side
    52,745,344.40x = 1,476,851,559,690,827.75
  5. Step 5: Solve for x
    x = 1,476,851,559,690,827.75/52,745,344.40
  6. Step 6: Final answer
    x = 27,999,657.15

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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.