Home / 45,561,683.70-68,342,525.55-13,648,979.70

Finding the Fourth Proportional to 45,561,683.70, 68,342,525.55 and 13,648,979.70

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Solution

The fourth proportional to 45,561,683.70, 68,342,525.55 and 13,648,979.70 is: 20,473,469.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,561,683.70 : 68,342,525.55 = 13,648,979.70 : x
  2. Step 2: Convert to fraction form
    45,561,683.70/68,342,525.55 = 13,648,979.70/x
  3. Step 3: Cross multiply
    45,561,683.70x = 68,342,525.55 × 13,648,979.70
  4. Step 4: Simplify right side
    45,561,683.70x = 932,805,743,878,681.25
  5. Step 5: Solve for x
    x = 932,805,743,878,681.25/45,561,683.70
  6. Step 6: Final answer
    x = 20,473,469.55

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1.5x scale

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.