Home / 32,893,377.89-45,393,220.53-18,209,289.38

Finding the Fourth Proportional to 32,893,377.89, 45,393,220.53 and 18,209,289.38

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Solution

The fourth proportional to 32,893,377.89, 45,393,220.53 and 18,209,289.38 is: 25,129,018.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,893,377.89 : 45,393,220.53 = 18,209,289.38 : x
  2. Step 2: Convert to fraction form
    32,893,377.89/45,393,220.53 = 18,209,289.38/x
  3. Step 3: Cross multiply
    32,893,377.89x = 45,393,220.53 × 18,209,289.38
  4. Step 4: Simplify right side
    32,893,377.89x = 826,578,288,293,960.88
  5. Step 5: Solve for x
    x = 826,578,288,293,960.88/32,893,377.89
  6. Step 6: Final answer
    x = 25,129,018.10

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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.