Home / 8,681,152.70-13,018,042.65-4,194,803.90

Finding the Fourth Proportional to 8,681,152.70, 13,018,042.65 and 4,194,803.90

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Solution

The fourth proportional to 8,681,152.70, 13,018,042.65 and 4,194,803.90 is: 6,290,424.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,681,152.70 : 13,018,042.65 = 4,194,803.90 : x
  2. Step 2: Convert to fraction form
    8,681,152.70/13,018,042.65 = 4,194,803.90/x
  3. Step 3: Cross multiply
    8,681,152.70x = 13,018,042.65 × 4,194,803.90
  4. Step 4: Simplify right side
    8,681,152.70x = 54,608,136,078,586.34
  5. Step 5: Solve for x
    x = 54,608,136,078,586.34/8,681,152.70
  6. Step 6: Final answer
    x = 6,290,424.55

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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.