Home / 27,140,106.30-40,710,159.45-12,023,562.30

Finding the Fourth Proportional to 27,140,106.30, 40,710,159.45 and 12,023,562.30

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Solution

The fourth proportional to 27,140,106.30, 40,710,159.45 and 12,023,562.30 is: 18,035,343.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,140,106.30 : 40,710,159.45 = 12,023,562.30 : x
  2. Step 2: Convert to fraction form
    27,140,106.30/40,710,159.45 = 12,023,562.30/x
  3. Step 3: Cross multiply
    27,140,106.30x = 40,710,159.45 × 12,023,562.30
  4. Step 4: Simplify right side
    27,140,106.30x = 489,481,138,390,008.81
  5. Step 5: Solve for x
    x = 489,481,138,390,008.81/27,140,106.30
  6. Step 6: Final answer
    x = 18,035,343.45

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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.