Home / 23,328,979.60-34,993,469.40-13,125,312.40

Finding the Fourth Proportional to 23,328,979.60, 34,993,469.40 and 13,125,312.40

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Solution

The fourth proportional to 23,328,979.60, 34,993,469.40 and 13,125,312.40 is: 19,687,968.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,328,979.60 : 34,993,469.40 = 13,125,312.40 : x
  2. Step 2: Convert to fraction form
    23,328,979.60/34,993,469.40 = 13,125,312.40/x
  3. Step 3: Cross multiply
    23,328,979.60x = 34,993,469.40 × 13,125,312.40
  4. Step 4: Simplify right side
    23,328,979.60x = 459,300,217,834,840.56
  5. Step 5: Solve for x
    x = 459,300,217,834,840.56/23,328,979.60
  6. Step 6: Final answer
    x = 19,687,968.60

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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.