Home / 8,934,990.32-13,301,428.42-8,881,846.40

Finding the Fourth Proportional to 8,934,990.32, 13,301,428.42 and 8,881,846.40

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Solution

The fourth proportional to 8,934,990.32, 13,301,428.42 and 8,881,846.40 is: 13,222,313.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,934,990.32 : 13,301,428.42 = 8,881,846.40 : x
  2. Step 2: Convert to fraction form
    8,934,990.32/13,301,428.42 = 8,881,846.40/x
  3. Step 3: Cross multiply
    8,934,990.32x = 13,301,428.42 × 8,881,846.40
  4. Step 4: Simplify right side
    8,934,990.32x = 118,141,244,127,034.69
  5. Step 5: Solve for x
    x = 118,141,244,127,034.69/8,934,990.32
  6. Step 6: Final answer
    x = 13,222,313.61

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.