Home / 31,972,890.40-44,119,921.36-18,033,477.28

Finding the Fourth Proportional to 31,972,890.40, 44,119,921.36 and 18,033,477.28

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Solution

The fourth proportional to 31,972,890.40, 44,119,921.36 and 18,033,477.28 is: 24,884,694.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,972,890.40 : 44,119,921.36 = 18,033,477.28 : x
  2. Step 2: Convert to fraction form
    31,972,890.40/44,119,921.36 = 18,033,477.28/x
  3. Step 3: Cross multiply
    31,972,890.40x = 44,119,921.36 × 18,033,477.28
  4. Step 4: Simplify right side
    31,972,890.40x = 795,635,599,440,946.75
  5. Step 5: Solve for x
    x = 795,635,599,440,946.75/31,972,890.40
  6. Step 6: Final answer
    x = 24,884,694.17

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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.