Home / 55,709,027.10-76,875,456.42-30,927,617.88

Finding the Fourth Proportional to 55,709,027.10, 76,875,456.42 and 30,927,617.88

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Solution

The fourth proportional to 55,709,027.10, 76,875,456.42 and 30,927,617.88 is: 42,678,446.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,709,027.10 : 76,875,456.42 = 30,927,617.88 : x
  2. Step 2: Convert to fraction form
    55,709,027.10/76,875,456.42 = 30,927,617.88/x
  3. Step 3: Cross multiply
    55,709,027.10x = 76,875,456.42 × 30,927,617.88
  4. Step 4: Simplify right side
    55,709,027.10x = 2,377,574,740,508,353
  5. Step 5: Solve for x
    x = 2,377,574,740,508,353/55,709,027.10
  6. Step 6: Final answer
    x = 42,678,446.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.