Home / 20,357,614.08-30,535,718.40-5,211,676.16

Finding the Fourth Proportional to 20,357,614.08, 30,535,718.40 and 5,211,676.16

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Solution

The fourth proportional to 20,357,614.08, 30,535,718.40 and 5,211,676.16 is: 7,817,334.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,357,614.08 : 30,535,718.40 = 5,211,676.16 : x
  2. Step 2: Convert to fraction form
    20,357,614.08/30,535,718.40 = 5,211,676.16/x
  3. Step 3: Cross multiply
    20,357,614.08x = 30,535,718.40 × 5,211,676.16
  4. Step 4: Simplify right side
    20,357,614.08x = 159,142,275,613,753.34
  5. Step 5: Solve for x
    x = 159,142,275,613,753.34/20,357,614.08
  6. Step 6: Final answer
    x = 7,817,334.34

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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.