Home / 28,000,007.30-42,000,010.95-26,086,819.70

Finding the Fourth Proportional to 28,000,007.30, 42,000,010.95 and 26,086,819.70

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Solution

The fourth proportional to 28,000,007.30, 42,000,010.95 and 26,086,819.70 is: 39,130,229.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,000,007.30 : 42,000,010.95 = 26,086,819.70 : x
  2. Step 2: Convert to fraction form
    28,000,007.30/42,000,010.95 = 26,086,819.70/x
  3. Step 3: Cross multiply
    28,000,007.30x = 42,000,010.95 × 26,086,819.70
  4. Step 4: Simplify right side
    28,000,007.30x = 1,095,646,713,050,675.75
  5. Step 5: Solve for x
    x = 1,095,646,713,050,675.75/28,000,007.30
  6. Step 6: Final answer
    x = 39,130,229.55

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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.