Home / 8,681,141.70-13,018,026.15-4,194,792.90

Finding the Fourth Proportional to 8,681,141.70, 13,018,026.15 and 4,194,792.90

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Solution

The fourth proportional to 8,681,141.70, 13,018,026.15 and 4,194,792.90 is: 6,290,408.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,681,141.70 : 13,018,026.15 = 4,194,792.90 : x
  2. Step 2: Convert to fraction form
    8,681,141.70/13,018,026.15 = 4,194,792.90/x
  3. Step 3: Cross multiply
    8,681,141.70x = 13,018,026.15 × 4,194,792.90
  4. Step 4: Simplify right side
    8,681,141.70x = 54,607,923,666,034.34
  5. Step 5: Solve for x
    x = 54,607,923,666,034.34/8,681,141.70
  6. Step 6: Final answer
    x = 6,290,408.05

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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.