Home / 22,830,639.45-31,507,569.63-13,543,708.02

Finding the Fourth Proportional to 22,830,639.45, 31,507,569.63 and 13,543,708.02

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Solution

The fourth proportional to 22,830,639.45, 31,507,569.63 and 13,543,708.02 is: 18,691,080.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,830,639.45 : 31,507,569.63 = 13,543,708.02 : x
  2. Step 2: Convert to fraction form
    22,830,639.45/31,507,569.63 = 13,543,708.02/x
  3. Step 3: Cross multiply
    22,830,639.45x = 31,507,569.63 × 13,543,708.02
  4. Step 4: Simplify right side
    22,830,639.45x = 426,729,323,488,539.38
  5. Step 5: Solve for x
    x = 426,729,323,488,539.38/22,830,639.45
  6. Step 6: Final answer
    x = 18,691,080.66

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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.