Home / 21,908,669.41-32,865,993.33-9,126,184.76

Finding the Fourth Proportional to 21,908,669.41, 32,865,993.33 and 9,126,184.76

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Solution

The fourth proportional to 21,908,669.41, 32,865,993.33 and 9,126,184.76 is: 13,690,522.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,908,669.41 : 32,865,993.33 = 9,126,184.76 : x
  2. Step 2: Convert to fraction form
    21,908,669.41/32,865,993.33 = 9,126,184.76/x
  3. Step 3: Cross multiply
    21,908,669.41x = 32,865,993.33 × 9,126,184.76
  4. Step 4: Simplify right side
    21,908,669.41x = 299,941,127,450,507.62
  5. Step 5: Solve for x
    x = 299,941,127,450,507.62/21,908,669.41
  6. Step 6: Final answer
    x = 13,690,522.32

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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.