Home / 9,720,303.60-14,580,455.40-2,987,842.80

Finding the Fourth Proportional to 9,720,303.60, 14,580,455.40 and 2,987,842.80

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Solution

The fourth proportional to 9,720,303.60, 14,580,455.40 and 2,987,842.80 is: 4,481,764.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,720,303.60 : 14,580,455.40 = 2,987,842.80 : x
  2. Step 2: Convert to fraction form
    9,720,303.60/14,580,455.40 = 2,987,842.80/x
  3. Step 3: Cross multiply
    9,720,303.60x = 14,580,455.40 × 2,987,842.80
  4. Step 4: Simplify right side
    9,720,303.60x = 43,564,108,687,611.12
  5. Step 5: Solve for x
    x = 43,564,108,687,611.12/9,720,303.60
  6. Step 6: Final answer
    x = 4,481,764.20

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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.