Home / 42,386,857.60-63,589,767.60-15,460,513.60

Finding the Fourth Proportional to 42,386,857.60, 63,589,767.60 and 15,460,513.60

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Solution

The fourth proportional to 42,386,857.60, 63,589,767.60 and 15,460,513.60 is: 23,194,228.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,386,857.60 : 63,589,767.60 = 15,460,513.60 : x
  2. Step 2: Convert to fraction form
    42,386,857.60/63,589,767.60 = 15,460,513.60/x
  3. Step 3: Cross multiply
    42,386,857.60x = 63,589,767.60 × 15,460,513.60
  4. Step 4: Simplify right side
    42,386,857.60x = 983,130,466,800,639.38
  5. Step 5: Solve for x
    x = 983,130,466,800,639.38/42,386,857.60
  6. Step 6: Final answer
    x = 23,194,228.65

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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.