Home / 48,070,209.08-72,061,340.34-20,759,419.64

Finding the Fourth Proportional to 48,070,209.08, 72,061,340.34 and 20,759,419.64

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Solution

The fourth proportional to 48,070,209.08, 72,061,340.34 and 20,759,419.64 is: 31,120,139.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,070,209.08 : 72,061,340.34 = 20,759,419.64 : x
  2. Step 2: Convert to fraction form
    48,070,209.08/72,061,340.34 = 20,759,419.64/x
  3. Step 3: Cross multiply
    48,070,209.08x = 72,061,340.34 × 20,759,419.64
  4. Step 4: Simplify right side
    48,070,209.08x = 1,495,951,603,938,920.50
  5. Step 5: Solve for x
    x = 1,495,951,603,938,920.50/48,070,209.08
  6. Step 6: Final answer
    x = 31,120,139.32

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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.