Home / 48,317,608.79-72,467,059.30-18,773,748.32

Finding the Fourth Proportional to 48,317,608.79, 72,467,059.30 and 18,773,748.32

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Solution

The fourth proportional to 48,317,608.79, 72,467,059.30 and 18,773,748.32 is: 28,156,988.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,317,608.79 : 72,467,059.30 = 18,773,748.32 : x
  2. Step 2: Convert to fraction form
    48,317,608.79/72,467,059.30 = 18,773,748.32/x
  3. Step 3: Cross multiply
    48,317,608.79x = 72,467,059.30 × 18,773,748.32
  4. Step 4: Simplify right side
    48,317,608.79x = 1,360,478,332,892,675
  5. Step 5: Solve for x
    x = 1,360,478,332,892,675/48,317,608.79
  6. Step 6: Final answer
    x = 28,156,988.04

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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.