Home / 22,956,238.59-31,681,041.47-12,642,958.95

Finding the Fourth Proportional to 22,956,238.59, 31,681,041.47 and 12,642,958.95

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Solution

The fourth proportional to 22,956,238.59, 31,681,041.47 and 12,642,958.95 is: 17,448,072.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,956,238.59 : 31,681,041.47 = 12,642,958.95 : x
  2. Step 2: Convert to fraction form
    22,956,238.59/31,681,041.47 = 12,642,958.95/x
  3. Step 3: Cross multiply
    22,956,238.59x = 31,681,041.47 × 12,642,958.95
  4. Step 4: Simplify right side
    22,956,238.59x = 400,542,106,798,457.62
  5. Step 5: Solve for x
    x = 400,542,106,798,457.62/22,956,238.59
  6. Step 6: Final answer
    x = 17,448,072.13

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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.