Home / 12,435,898.56-18,654,516.48-3,916,901.76

Finding the Fourth Proportional to 12,435,898.56, 18,654,516.48 and 3,916,901.76

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Solution

The fourth proportional to 12,435,898.56, 18,654,516.48 and 3,916,901.76 is: 5,875,563.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,435,898.56 : 18,654,516.48 = 3,916,901.76 : x
  2. Step 2: Convert to fraction form
    12,435,898.56/18,654,516.48 = 3,916,901.76/x
  3. Step 3: Cross multiply
    12,435,898.56x = 18,654,516.48 × 3,916,901.76
  4. Step 4: Simplify right side
    12,435,898.56x = 73,067,908,432,461
  5. Step 5: Solve for x
    x = 73,067,908,432,461/12,435,898.56
  6. Step 6: Final answer
    x = 5,875,563.24

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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.