Home / 52,406,645.63-72,320,202.27-28,564,478.28

Finding the Fourth Proportional to 52,406,645.63, 72,320,202.27 and 28,564,478.28

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Solution

The fourth proportional to 52,406,645.63, 72,320,202.27 and 28,564,478.28 is: 39,418,452.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,406,645.63 : 72,320,202.27 = 28,564,478.28 : x
  2. Step 2: Convert to fraction form
    52,406,645.63/72,320,202.27 = 28,564,478.28/x
  3. Step 3: Cross multiply
    52,406,645.63x = 72,320,202.27 × 28,564,478.28
  4. Step 4: Simplify right side
    52,406,645.63x = 2,065,788,846,946,621.75
  5. Step 5: Solve for x
    x = 2,065,788,846,946,621.75/52,406,645.63
  6. Step 6: Final answer
    x = 39,418,452.04

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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.