Home / 52,281,080.27-72,147,492.60-28,759,111.80

Finding the Fourth Proportional to 52,281,080.27, 72,147,492.60 and 28,759,111.80

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Solution

The fourth proportional to 52,281,080.27, 72,147,492.60 and 28,759,111.80 is: 39,687,355.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,281,080.27 : 72,147,492.60 = 28,759,111.80 : x
  2. Step 2: Convert to fraction form
    52,281,080.27/72,147,492.60 = 28,759,111.80/x
  3. Step 3: Cross multiply
    52,281,080.27x = 72,147,492.60 × 28,759,111.80
  4. Step 4: Simplify right side
    52,281,080.27x = 2,074,897,805,773,072.50
  5. Step 5: Solve for x
    x = 2,074,897,805,773,072.50/52,281,080.27
  6. Step 6: Final answer
    x = 39,687,355.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.