Home / 13,648,280-20,466,728.29-5,555,762.17

Finding the Fourth Proportional to 13,648,280, 20,466,728.29 and 5,555,762.17

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Solution

The fourth proportional to 13,648,280, 20,466,728.29 and 5,555,762.17 is: 8,331,326.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,648,280 : 20,466,728.29 = 5,555,762.17 : x
  2. Step 2: Convert to fraction form
    13,648,280/20,466,728.29 = 5,555,762.17/x
  3. Step 3: Cross multiply
    13,648,280x = 20,466,728.29 × 5,555,762.17
  4. Step 4: Simplify right side
    13,648,280x = 113,708,274,777,250.78
  5. Step 5: Solve for x
    x = 113,708,274,777,250.78/13,648,280
  6. Step 6: Final answer
    x = 8,331,326.35

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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.