Home / 27,920,977.10-41,881,465.65-20,746,523.60

Finding the Fourth Proportional to 27,920,977.10, 41,881,465.65 and 20,746,523.60

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Solution

The fourth proportional to 27,920,977.10, 41,881,465.65 and 20,746,523.60 is: 31,119,785.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,920,977.10 : 41,881,465.65 = 20,746,523.60 : x
  2. Step 2: Convert to fraction form
    27,920,977.10/41,881,465.65 = 20,746,523.60/x
  3. Step 3: Cross multiply
    27,920,977.10x = 41,881,465.65 × 20,746,523.60
  4. Step 4: Simplify right side
    27,920,977.10x = 868,894,815,510,314.38
  5. Step 5: Solve for x
    x = 868,894,815,510,314.38/27,920,977.10
  6. Step 6: Final answer
    x = 31,119,785.40

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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.