Home / 8,868,031.80-13,302,047.70-6,458,832.60

Finding the Fourth Proportional to 8,868,031.80, 13,302,047.70 and 6,458,832.60

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Solution

The fourth proportional to 8,868,031.80, 13,302,047.70 and 6,458,832.60 is: 9,688,248.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,868,031.80 : 13,302,047.70 = 6,458,832.60 : x
  2. Step 2: Convert to fraction form
    8,868,031.80/13,302,047.70 = 6,458,832.60/x
  3. Step 3: Cross multiply
    8,868,031.80x = 13,302,047.70 × 6,458,832.60
  4. Step 4: Simplify right side
    8,868,031.80x = 85,915,699,331,515.02
  5. Step 5: Solve for x
    x = 85,915,699,331,515.02/8,868,031.80
  6. Step 6: Final answer
    x = 9,688,248.90

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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.