Home / 53,281,922.28-79,916,141.92-16,890,663.28

Finding the Fourth Proportional to 53,281,922.28, 79,916,141.92 and 16,890,663.28

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Solution

The fourth proportional to 53,281,922.28, 79,916,141.92 and 16,890,663.28 is: 25,333,857.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,281,922.28 : 79,916,141.92 = 16,890,663.28 : x
  2. Step 2: Convert to fraction form
    53,281,922.28/79,916,141.92 = 16,890,663.28/x
  3. Step 3: Cross multiply
    53,281,922.28x = 79,916,141.92 × 16,890,663.28
  4. Step 4: Simplify right side
    53,281,922.28x = 1,349,836,643,807,412.75
  5. Step 5: Solve for x
    x = 1,349,836,643,807,412.75/53,281,922.28
  6. Step 6: Final answer
    x = 25,333,857.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.