Home / 8,897,890.32-12,278,926.08-5,030,412.66

Finding the Fourth Proportional to 8,897,890.32, 12,278,926.08 and 5,030,412.66

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Solution

The fourth proportional to 8,897,890.32, 12,278,926.08 and 5,030,412.66 is: 6,941,877.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,897,890.32 : 12,278,926.08 = 5,030,412.66 : x
  2. Step 2: Convert to fraction form
    8,897,890.32/12,278,926.08 = 5,030,412.66/x
  3. Step 3: Cross multiply
    8,897,890.32x = 12,278,926.08 × 5,030,412.66
  4. Step 4: Simplify right side
    8,897,890.32x = 61,768,065,204,036.17
  5. Step 5: Solve for x
    x = 61,768,065,204,036.17/8,897,890.32
  6. Step 6: Final answer
    x = 6,941,877.57

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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.