Home / 38,773,139.42-53,506,238.23-21,132,200.86

Finding the Fourth Proportional to 38,773,139.42, 53,506,238.23 and 21,132,200.86

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Solution

The fourth proportional to 38,773,139.42, 53,506,238.23 and 21,132,200.86 is: 29,162,058.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,773,139.42 : 53,506,238.23 = 21,132,200.86 : x
  2. Step 2: Convert to fraction form
    38,773,139.42/53,506,238.23 = 21,132,200.86/x
  3. Step 3: Cross multiply
    38,773,139.42x = 53,506,238.23 × 21,132,200.86
  4. Step 4: Simplify right side
    38,773,139.42x = 1,130,704,573,539,370.75
  5. Step 5: Solve for x
    x = 1,130,704,573,539,370.75/38,773,139.42
  6. Step 6: Final answer
    x = 29,162,058.85

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.