Home / 26,376,005.10-39,564,007.65-18,723,254.70

Finding the Fourth Proportional to 26,376,005.10, 39,564,007.65 and 18,723,254.70

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Solution

The fourth proportional to 26,376,005.10, 39,564,007.65 and 18,723,254.70 is: 28,084,882.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,376,005.10 : 39,564,007.65 = 18,723,254.70 : x
  2. Step 2: Convert to fraction form
    26,376,005.10/39,564,007.65 = 18,723,254.70/x
  3. Step 3: Cross multiply
    26,376,005.10x = 39,564,007.65 × 18,723,254.70
  4. Step 4: Simplify right side
    26,376,005.10x = 740,766,992,183,698.38
  5. Step 5: Solve for x
    x = 740,766,992,183,698.38/26,376,005.10
  6. Step 6: Final answer
    x = 28,084,882.05

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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.