Home / 38,368,490.40-57,503,746.80-15,623,690.40

Finding the Fourth Proportional to 38,368,490.40, 57,503,746.80 and 15,623,690.40

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Solution

The fourth proportional to 38,368,490.40, 57,503,746.80 and 15,623,690.40 is: 23,415,587.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,368,490.40 : 57,503,746.80 = 15,623,690.40 : x
  2. Step 2: Convert to fraction form
    38,368,490.40/57,503,746.80 = 15,623,690.40/x
  3. Step 3: Cross multiply
    38,368,490.40x = 57,503,746.80 × 15,623,690.40
  4. Step 4: Simplify right side
    38,368,490.40x = 898,420,736,843,190.75
  5. Step 5: Solve for x
    x = 898,420,736,843,190.75/38,368,490.40
  6. Step 6: Final answer
    x = 23,415,587.31

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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.