Home / 25,908,506.60-38,862,759.90-12,442,087.40

Finding the Fourth Proportional to 25,908,506.60, 38,862,759.90 and 12,442,087.40

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Solution

The fourth proportional to 25,908,506.60, 38,862,759.90 and 12,442,087.40 is: 18,663,131.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,908,506.60 : 38,862,759.90 = 12,442,087.40 : x
  2. Step 2: Convert to fraction form
    25,908,506.60/38,862,759.90 = 12,442,087.40/x
  3. Step 3: Cross multiply
    25,908,506.60x = 38,862,759.90 × 12,442,087.40
  4. Step 4: Simplify right side
    25,908,506.60x = 483,533,855,281,015.25
  5. Step 5: Solve for x
    x = 483,533,855,281,015.25/25,908,506.60
  6. Step 6: Final answer
    x = 18,663,131.10

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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.