Home / 42,017,482.15-57,984,008.86-23,432,639.75

Finding the Fourth Proportional to 42,017,482.15, 57,984,008.86 and 23,432,639.75

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Solution

The fourth proportional to 42,017,482.15, 57,984,008.86 and 23,432,639.75 is: 32,336,977.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,017,482.15 : 57,984,008.86 = 23,432,639.75 : x
  2. Step 2: Convert to fraction form
    42,017,482.15/57,984,008.86 = 23,432,639.75/x
  3. Step 3: Cross multiply
    42,017,482.15x = 57,984,008.86 × 23,432,639.75
  4. Step 4: Simplify right side
    42,017,482.15x = 1,358,718,390,833,999
  5. Step 5: Solve for x
    x = 1,358,718,390,833,999/42,017,482.15
  6. Step 6: Final answer
    x = 32,336,977.88

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Why These Related Problems?

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