Home / 22,956,231.06-31,681,030.47-12,642,951.42

Finding the Fourth Proportional to 22,956,231.06, 31,681,030.47 and 12,642,951.42

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Solution

The fourth proportional to 22,956,231.06, 31,681,030.47 and 12,642,951.42 is: 17,448,061.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,956,231.06 : 31,681,030.47 = 12,642,951.42 : x
  2. Step 2: Convert to fraction form
    22,956,231.06/31,681,030.47 = 12,642,951.42/x
  3. Step 3: Cross multiply
    22,956,231.06x = 31,681,030.47 × 12,642,951.42
  4. Step 4: Simplify right side
    22,956,231.06x = 400,541,728,946,129.81
  5. Step 5: Solve for x
    x = 400,541,728,946,129.81/22,956,231.06
  6. Step 6: Final answer
    x = 17,448,061.40

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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.