Home / 12,540,949.59-18,810,510.95-5,626,570.04

Finding the Fourth Proportional to 12,540,949.59, 18,810,510.95 and 5,626,570.04

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Solution

The fourth proportional to 12,540,949.59, 18,810,510.95 and 5,626,570.04 is: 8,439,445.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,540,949.59 : 18,810,510.95 = 5,626,570.04 : x
  2. Step 2: Convert to fraction form
    12,540,949.59/18,810,510.95 = 5,626,570.04/x
  3. Step 3: Cross multiply
    12,540,949.59x = 18,810,510.95 × 5,626,570.04
  4. Step 4: Simplify right side
    12,540,949.59x = 105,838,657,268,375.81
  5. Step 5: Solve for x
    x = 105,838,657,268,375.81/12,540,949.59
  6. Step 6: Final answer
    x = 8,439,445.24

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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.