Home / 63,947,396.12-88,248,314.04-39,158,538.44

Finding the Fourth Proportional to 63,947,396.12, 88,248,314.04 and 39,158,538.44

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Solution

The fourth proportional to 63,947,396.12, 88,248,314.04 and 39,158,538.44 is: 54,039,338.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,947,396.12 : 88,248,314.04 = 39,158,538.44 : x
  2. Step 2: Convert to fraction form
    63,947,396.12/88,248,314.04 = 39,158,538.44/x
  3. Step 3: Cross multiply
    63,947,396.12x = 88,248,314.04 × 39,158,538.44
  4. Step 4: Simplify right side
    63,947,396.12x = 3,455,674,997,600,531.50
  5. Step 5: Solve for x
    x = 3,455,674,997,600,531.50/63,947,396.12
  6. Step 6: Final answer
    x = 54,039,338.70

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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.