Home / 27,706,432.60-41,475,668.10-20,931,981.40

Finding the Fourth Proportional to 27,706,432.60, 41,475,668.10 and 20,931,981.40

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Solution

The fourth proportional to 27,706,432.60, 41,475,668.10 and 20,931,981.40 is: 31,334,525.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,706,432.60 : 41,475,668.10 = 20,931,981.40 : x
  2. Step 2: Convert to fraction form
    27,706,432.60/41,475,668.10 = 20,931,981.40/x
  3. Step 3: Cross multiply
    27,706,432.60x = 41,475,668.10 × 20,931,981.40
  4. Step 4: Simplify right side
    27,706,432.60x = 868,167,913,221,773.25
  5. Step 5: Solve for x
    x = 868,167,913,221,773.25/27,706,432.60
  6. Step 6: Final answer
    x = 31,334,525.30

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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.