Home / 23,047,878.28-31,806,006.73-12,734,527.90

Finding the Fourth Proportional to 23,047,878.28, 31,806,006.73 and 12,734,527.90

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Solution

The fourth proportional to 23,047,878.28, 31,806,006.73 and 12,734,527.90 is: 17,573,612.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,047,878.28 : 31,806,006.73 = 12,734,527.90 : x
  2. Step 2: Convert to fraction form
    23,047,878.28/31,806,006.73 = 12,734,527.90/x
  3. Step 3: Cross multiply
    23,047,878.28x = 31,806,006.73 × 12,734,527.90
  4. Step 4: Simplify right side
    23,047,878.28x = 405,034,480,090,772.81
  5. Step 5: Solve for x
    x = 405,034,480,090,772.81/23,047,878.28
  6. Step 6: Final answer
    x = 17,573,612.42

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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.