Home / 21,292,522.92-31,947,934.14-6,919,995.24

Finding the Fourth Proportional to 21,292,522.92, 31,947,934.14 and 6,919,995.24

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Solution

The fourth proportional to 21,292,522.92, 31,947,934.14 and 6,919,995.24 is: 10,382,966.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,292,522.92 : 31,947,934.14 = 6,919,995.24 : x
  2. Step 2: Convert to fraction form
    21,292,522.92/31,947,934.14 = 6,919,995.24/x
  3. Step 3: Cross multiply
    21,292,522.92x = 31,947,934.14 × 6,919,995.24
  4. Step 4: Simplify right side
    21,292,522.92x = 221,079,552,176,633.50
  5. Step 5: Solve for x
    x = 221,079,552,176,633.50/21,292,522.92
  6. Step 6: Final answer
    x = 10,382,966.50

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1.5x scale

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.