Home / 42,286,255.20-63,429,382.80-25,280,143.20

Finding the Fourth Proportional to 42,286,255.20, 63,429,382.80 and 25,280,143.20

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Solution

The fourth proportional to 42,286,255.20, 63,429,382.80 and 25,280,143.20 is: 37,920,214.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,286,255.20 : 63,429,382.80 = 25,280,143.20 : x
  2. Step 2: Convert to fraction form
    42,286,255.20/63,429,382.80 = 25,280,143.20/x
  3. Step 3: Cross multiply
    42,286,255.20x = 63,429,382.80 × 25,280,143.20
  4. Step 4: Simplify right side
    42,286,255.20x = 1,603,503,880,271,616.75
  5. Step 5: Solve for x
    x = 1,603,503,880,271,616.75/42,286,255.20
  6. Step 6: Final answer
    x = 37,920,214.80

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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.