Home / 28,772,541.30-43,087,953.15-13,608,758.10

Finding the Fourth Proportional to 28,772,541.30, 43,087,953.15 and 13,608,758.10

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Solution

The fourth proportional to 28,772,541.30, 43,087,953.15 and 13,608,758.10 is: 20,379,622.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,772,541.30 : 43,087,953.15 = 13,608,758.10 : x
  2. Step 2: Convert to fraction form
    28,772,541.30/43,087,953.15 = 13,608,758.10/x
  3. Step 3: Cross multiply
    28,772,541.30x = 43,087,953.15 × 13,608,758.10
  4. Step 4: Simplify right side
    28,772,541.30x = 586,373,531,442,483
  5. Step 5: Solve for x
    x = 586,373,531,442,483/28,772,541.30
  6. Step 6: Final answer
    x = 20,379,622.55

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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.