Home / 22,903,281.11-31,605,727.74-12,589,930.40

Finding the Fourth Proportional to 22,903,281.11, 31,605,727.74 and 12,589,930.40

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Solution

The fourth proportional to 22,903,281.11, 31,605,727.74 and 12,589,930.40 is: 17,373,664.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,903,281.11 : 31,605,727.74 = 12,589,930.40 : x
  2. Step 2: Convert to fraction form
    22,903,281.11/31,605,727.74 = 12,589,930.40/x
  3. Step 3: Cross multiply
    22,903,281.11x = 31,605,727.74 × 12,589,930.40
  4. Step 4: Simplify right side
    22,903,281.11x = 397,913,912,329,920.62
  5. Step 5: Solve for x
    x = 397,913,912,329,920.62/22,903,281.11
  6. Step 6: Final answer
    x = 17,373,664.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.