Home / 89,574,356.04-134,382,856.54-28,990,082.12

Finding the Fourth Proportional to 89,574,356.04, 134,382,856.54 and 28,990,082.12

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Solution

The fourth proportional to 89,574,356.04, 134,382,856.54 and 28,990,082.12 is: 43,492,024.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,574,356.04 : 134,382,856.54 = 28,990,082.12 : x
  2. Step 2: Convert to fraction form
    89,574,356.04/134,382,856.54 = 28,990,082.12/x
  3. Step 3: Cross multiply
    89,574,356.04x = 134,382,856.54 × 28,990,082.12
  4. Step 4: Simplify right side
    89,574,356.04x = 3,895,770,046,614,779
  5. Step 5: Solve for x
    x = 3,895,770,046,614,779/89,574,356.04
  6. Step 6: Final answer
    x = 43,492,024.04

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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.