Home / 28,248,024.15-42,377,565.83-12,073,944.15

Finding the Fourth Proportional to 28,248,024.15, 42,377,565.83 and 12,073,944.15

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Solution

The fourth proportional to 28,248,024.15, 42,377,565.83 and 12,073,944.15 is: 18,113,279.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,248,024.15 : 42,377,565.83 = 12,073,944.15 : x
  2. Step 2: Convert to fraction form
    28,248,024.15/42,377,565.83 = 12,073,944.15/x
  3. Step 3: Cross multiply
    28,248,024.15x = 42,377,565.83 × 12,073,944.15
  4. Step 4: Simplify right side
    28,248,024.15x = 511,664,362,983,998.75
  5. Step 5: Solve for x
    x = 511,664,362,983,998.75/28,248,024.15
  6. Step 6: Final answer
    x = 18,113,279.72

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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.