Home / 14,275,605.71-19,700,360.85-7,749,239.59

Finding the Fourth Proportional to 14,275,605.71, 19,700,360.85 and 7,749,239.59

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Solution

The fourth proportional to 14,275,605.71, 19,700,360.85 and 7,749,239.59 is: 10,693,964.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,275,605.71 : 19,700,360.85 = 7,749,239.59 : x
  2. Step 2: Convert to fraction form
    14,275,605.71/19,700,360.85 = 7,749,239.59/x
  3. Step 3: Cross multiply
    14,275,605.71x = 19,700,360.85 × 7,749,239.59
  4. Step 4: Simplify right side
    14,275,605.71x = 152,662,816,179,436.75
  5. Step 5: Solve for x
    x = 152,662,816,179,436.75/14,275,605.71
  6. Step 6: Final answer
    x = 10,693,964.19

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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.