Home / 18,283,290.35-25,232,746.12-10,443,975.89

Finding the Fourth Proportional to 18,283,290.35, 25,232,746.12 and 10,443,975.89

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Solution

The fourth proportional to 18,283,290.35, 25,232,746.12 and 10,443,975.89 is: 14,413,718.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,283,290.35 : 25,232,746.12 = 10,443,975.89 : x
  2. Step 2: Convert to fraction form
    18,283,290.35/25,232,746.12 = 10,443,975.89/x
  3. Step 3: Cross multiply
    18,283,290.35x = 25,232,746.12 × 10,443,975.89
  4. Step 4: Simplify right side
    18,283,290.35x = 263,530,191,963,497.38
  5. Step 5: Solve for x
    x = 263,530,191,963,497.38/18,283,290.35
  6. Step 6: Final answer
    x = 14,413,718.04

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1.5x scale

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.