Home / 21,985,312.40-32,962,222.20-9,199,235.60

Finding the Fourth Proportional to 21,985,312.40, 32,962,222.20 and 9,199,235.60

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Solution

The fourth proportional to 21,985,312.40, 32,962,222.20 and 9,199,235.60 is: 13,792,264.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,985,312.40 : 32,962,222.20 = 9,199,235.60 : x
  2. Step 2: Convert to fraction form
    21,985,312.40/32,962,222.20 = 9,199,235.60/x
  3. Step 3: Cross multiply
    21,985,312.40x = 32,962,222.20 × 9,199,235.60
  4. Step 4: Simplify right side
    21,985,312.40x = 303,227,247,917,350.31
  5. Step 5: Solve for x
    x = 303,227,247,917,350.31/21,985,312.40
  6. Step 6: Final answer
    x = 13,792,264.69

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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.