Home / 19,968,049.20-29,952,073.80-9,868,580.40

Finding the Fourth Proportional to 19,968,049.20, 29,952,073.80 and 9,868,580.40

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Solution

The fourth proportional to 19,968,049.20, 29,952,073.80 and 9,868,580.40 is: 14,802,870.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,968,049.20 : 29,952,073.80 = 9,868,580.40 : x
  2. Step 2: Convert to fraction form
    19,968,049.20/29,952,073.80 = 9,868,580.40/x
  3. Step 3: Cross multiply
    19,968,049.20x = 29,952,073.80 × 9,868,580.40
  4. Step 4: Simplify right side
    19,968,049.20x = 295,584,448,442,033.56
  5. Step 5: Solve for x
    x = 295,584,448,442,033.56/19,968,049.20
  6. Step 6: Final answer
    x = 14,802,870.60

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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.