Home / 52,213,051.68-72,055,211.40-28,693,050.70

Finding the Fourth Proportional to 52,213,051.68, 72,055,211.40 and 28,693,050.70

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Solution

The fourth proportional to 52,213,051.68, 72,055,211.40 and 28,693,050.70 is: 39,597,069.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,213,051.68 : 72,055,211.40 = 28,693,050.70 : x
  2. Step 2: Convert to fraction form
    52,213,051.68/72,055,211.40 = 28,693,050.70/x
  3. Step 3: Cross multiply
    52,213,051.68x = 72,055,211.40 × 28,693,050.70
  4. Step 4: Simplify right side
    52,213,051.68x = 2,067,483,833,899,418
  5. Step 5: Solve for x
    x = 2,067,483,833,899,418/52,213,051.68
  6. Step 6: Final answer
    x = 39,597,069.46

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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.