Home / 38,557,941.20-57,931,390.20-28,992,003.20

Finding the Fourth Proportional to 38,557,941.20, 57,931,390.20 and 28,992,003.20

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Solution

The fourth proportional to 38,557,941.20, 57,931,390.20 and 28,992,003.20 is: 43,559,043.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,557,941.20 : 57,931,390.20 = 28,992,003.20 : x
  2. Step 2: Convert to fraction form
    38,557,941.20/57,931,390.20 = 28,992,003.20/x
  3. Step 3: Cross multiply
    38,557,941.20x = 57,931,390.20 × 28,992,003.20
  4. Step 4: Simplify right side
    38,557,941.20x = 1,679,547,050,058,848.75
  5. Step 5: Solve for x
    x = 1,679,547,050,058,848.75/38,557,941.20
  6. Step 6: Final answer
    x = 43,559,043.81

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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.