Home / 10,651,003.20-15,976,504.80-4,971,801.60

Finding the Fourth Proportional to 10,651,003.20, 15,976,504.80 and 4,971,801.60

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Solution

The fourth proportional to 10,651,003.20, 15,976,504.80 and 4,971,801.60 is: 7,457,702.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,651,003.20 : 15,976,504.80 = 4,971,801.60 : x
  2. Step 2: Convert to fraction form
    10,651,003.20/15,976,504.80 = 4,971,801.60/x
  3. Step 3: Cross multiply
    10,651,003.20x = 15,976,504.80 × 4,971,801.60
  4. Step 4: Simplify right side
    10,651,003.20x = 79,432,012,127,047.67
  5. Step 5: Solve for x
    x = 79,432,012,127,047.67/10,651,003.20
  6. Step 6: Final answer
    x = 7,457,702.40

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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.