Home / 26,190,743.46-36,140,461.90-15,180,946.71

Finding the Fourth Proportional to 26,190,743.46, 36,140,461.90 and 15,180,946.71

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Solution

The fourth proportional to 26,190,743.46, 36,140,461.90 and 15,180,946.71 is: 20,948,104.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,190,743.46 : 36,140,461.90 = 15,180,946.71 : x
  2. Step 2: Convert to fraction form
    26,190,743.46/36,140,461.90 = 15,180,946.71/x
  3. Step 3: Cross multiply
    26,190,743.46x = 36,140,461.90 × 15,180,946.71
  4. Step 4: Simplify right side
    26,190,743.46x = 548,646,426,178,685.38
  5. Step 5: Solve for x
    x = 548,646,426,178,685.38/26,190,743.46
  6. Step 6: Final answer
    x = 20,948,104.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.