Home / 11,555,041.88-15,945,762.95-6,398,292.70

Finding the Fourth Proportional to 11,555,041.88, 15,945,762.95 and 6,398,292.70

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Solution

The fourth proportional to 11,555,041.88, 15,945,762.95 and 6,398,292.70 is: 8,829,536.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555,041.88 : 15,945,762.95 = 6,398,292.70 : x
  2. Step 2: Convert to fraction form
    11,555,041.88/15,945,762.95 = 6,398,292.70/x
  3. Step 3: Cross multiply
    11,555,041.88x = 15,945,762.95 × 6,398,292.70
  4. Step 4: Simplify right side
    11,555,041.88x = 102,025,658,678,915.47
  5. Step 5: Solve for x
    x = 102,025,658,678,915.47/11,555,041.88
  6. Step 6: Final answer
    x = 8,829,536.04

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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.