Home / 14,275,614.57-19,700,373.10-7,749,248.45

Finding the Fourth Proportional to 14,275,614.57, 19,700,373.10 and 7,749,248.45

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Solution

The fourth proportional to 14,275,614.57, 19,700,373.10 and 7,749,248.45 is: 10,693,976.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,275,614.57 : 19,700,373.10 = 7,749,248.45 : x
  2. Step 2: Convert to fraction form
    14,275,614.57/19,700,373.10 = 7,749,248.45/x
  3. Step 3: Cross multiply
    14,275,614.57x = 19,700,373.10 × 7,749,248.45
  4. Step 4: Simplify right side
    14,275,614.57x = 152,663,085,601,252.38
  5. Step 5: Solve for x
    x = 152,663,085,601,252.38/14,275,614.57
  6. Step 6: Final answer
    x = 10,693,976.42

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1.5x scale

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.