Home / 8,897,885.82-12,278,919.87-5,030,408.16

Finding the Fourth Proportional to 8,897,885.82, 12,278,919.87 and 5,030,408.16

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Solution

The fourth proportional to 8,897,885.82, 12,278,919.87 and 5,030,408.16 is: 6,941,871.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,897,885.82 : 12,278,919.87 = 5,030,408.16 : x
  2. Step 2: Convert to fraction form
    8,897,885.82/12,278,919.87 = 5,030,408.16/x
  3. Step 3: Cross multiply
    8,897,885.82x = 12,278,919.87 × 5,030,408.16
  4. Step 4: Simplify right side
    8,897,885.82x = 61,767,978,710,034.14
  5. Step 5: Solve for x
    x = 61,767,978,710,034.14/8,897,885.82
  6. Step 6: Final answer
    x = 6,941,871.36

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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.