Home / 21,806,838.80-32,710,258.20-21,386,934.80

Finding the Fourth Proportional to 21,806,838.80, 32,710,258.20 and 21,386,934.80

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Solution

The fourth proportional to 21,806,838.80, 32,710,258.20 and 21,386,934.80 is: 32,080,402.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,806,838.80 : 32,710,258.20 = 21,386,934.80 : x
  2. Step 2: Convert to fraction form
    21,806,838.80/32,710,258.20 = 21,386,934.80/x
  3. Step 3: Cross multiply
    21,806,838.80x = 32,710,258.20 × 21,386,934.80
  4. Step 4: Simplify right side
    21,806,838.80x = 699,572,159,414,565.38
  5. Step 5: Solve for x
    x = 699,572,159,414,565.38/21,806,838.80
  6. Step 6: Final answer
    x = 32,080,402.20

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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.