Home / 27,219,101.70-40,828,652.55-13,614,212.10

Finding the Fourth Proportional to 27,219,101.70, 40,828,652.55 and 13,614,212.10

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Solution

The fourth proportional to 27,219,101.70, 40,828,652.55 and 13,614,212.10 is: 20,421,318.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,219,101.70 : 40,828,652.55 = 13,614,212.10 : x
  2. Step 2: Convert to fraction form
    27,219,101.70/40,828,652.55 = 13,614,212.10/x
  3. Step 3: Cross multiply
    27,219,101.70x = 40,828,652.55 × 13,614,212.10
  4. Step 4: Simplify right side
    27,219,101.70x = 555,849,935,572,905.81
  5. Step 5: Solve for x
    x = 555,849,935,572,905.81/27,219,101.70
  6. Step 6: Final answer
    x = 20,421,318.15

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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.