Home / 32,919,020.40-49,378,530.60-8,657,900.40

Finding the Fourth Proportional to 32,919,020.40, 49,378,530.60 and 8,657,900.40

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Solution

The fourth proportional to 32,919,020.40, 49,378,530.60 and 8,657,900.40 is: 12,986,850.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,919,020.40 : 49,378,530.60 = 8,657,900.40 : x
  2. Step 2: Convert to fraction form
    32,919,020.40/49,378,530.60 = 8,657,900.40/x
  3. Step 3: Cross multiply
    32,919,020.40x = 49,378,530.60 × 8,657,900.40
  4. Step 4: Simplify right side
    32,919,020.40x = 427,514,399,833,152.25
  5. Step 5: Solve for x
    x = 427,514,399,833,152.25/32,919,020.40
  6. Step 6: Final answer
    x = 12,986,850.60

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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.