Home / 27,140,109.80-40,710,164.70-12,023,565.80

Finding the Fourth Proportional to 27,140,109.80, 40,710,164.70 and 12,023,565.80

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Solution

The fourth proportional to 27,140,109.80, 40,710,164.70 and 12,023,565.80 is: 18,035,348.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,140,109.80 : 40,710,164.70 = 12,023,565.80 : x
  2. Step 2: Convert to fraction form
    27,140,109.80/40,710,164.70 = 12,023,565.80/x
  3. Step 3: Cross multiply
    27,140,109.80x = 40,710,164.70 × 12,023,565.80
  4. Step 4: Simplify right side
    27,140,109.80x = 489,481,343,999,287.31
  5. Step 5: Solve for x
    x = 489,481,343,999,287.31/27,140,109.80
  6. Step 6: Final answer
    x = 18,035,348.70

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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.