Home / 42,837,697.46-59,164,695.42-28,874,970.92

Finding the Fourth Proportional to 42,837,697.46, 59,164,695.42 and 28,874,970.92

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Solution

The fourth proportional to 42,837,697.46, 59,164,695.42 and 28,874,970.92 is: 39,880,268.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,837,697.46 : 59,164,695.42 = 28,874,970.92 : x
  2. Step 2: Convert to fraction form
    42,837,697.46/59,164,695.42 = 28,874,970.92/x
  3. Step 3: Cross multiply
    42,837,697.46x = 59,164,695.42 × 28,874,970.92
  4. Step 4: Simplify right side
    42,837,697.46x = 1,708,378,859,743,157.25
  5. Step 5: Solve for x
    x = 1,708,378,859,743,157.25/42,837,697.46
  6. Step 6: Final answer
    x = 39,880,268.11

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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.