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Finding the Fourth Proportional to 9,799,344.80, 14,697,980.40 and 3,067,402.40

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Solution

The fourth proportional to 9,799,344.80, 14,697,980.40 and 3,067,402.40 is: 4,600,779.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,799,344.80 : 14,697,980.40 = 3,067,402.40 : x
  2. Step 2: Convert to fraction form
    9,799,344.80/14,697,980.40 = 3,067,402.40/x
  3. Step 3: Cross multiply
    9,799,344.80x = 14,697,980.40 × 3,067,402.40
  4. Step 4: Simplify right side
    9,799,344.80x = 45,084,620,354,112.96
  5. Step 5: Solve for x
    x = 45,084,620,354,112.96/9,799,344.80
  6. Step 6: Final answer
    x = 4,600,779.06

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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.