Home / 10,207,168.40-15,310,752.60-9,968,019.95

Finding the Fourth Proportional to 10,207,168.40, 15,310,752.60 and 9,968,019.95

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Solution

The fourth proportional to 10,207,168.40, 15,310,752.60 and 9,968,019.95 is: 14,952,029.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,207,168.40 : 15,310,752.60 = 9,968,019.95 : x
  2. Step 2: Convert to fraction form
    10,207,168.40/15,310,752.60 = 9,968,019.95/x
  3. Step 3: Cross multiply
    10,207,168.40x = 15,310,752.60 × 9,968,019.95
  4. Step 4: Simplify right side
    10,207,168.40x = 152,617,887,366,314.34
  5. Step 5: Solve for x
    x = 152,617,887,366,314.34/10,207,168.40
  6. Step 6: Final answer
    x = 14,952,029.93

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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.