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Finding the Fourth Proportional to 10,925,633.80, 15,267,543.80 and 10,925,633.80

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Solution

The fourth proportional to 10,925,633.80, 15,267,543.80 and 10,925,633.80 is: 15,267,543.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,925,633.80 : 15,267,543.80 = 10,925,633.80 : x
  2. Step 2: Convert to fraction form
    10,925,633.80/15,267,543.80 = 10,925,633.80/x
  3. Step 3: Cross multiply
    10,925,633.80x = 15,267,543.80 × 10,925,633.80
  4. Step 4: Simplify right side
    10,925,633.80x = 166,807,592,584,260.47
  5. Step 5: Solve for x
    x = 166,807,592,584,260.47/10,925,633.80
  6. Step 6: Final answer
    x = 15,267,543.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.