Home / 10,424,785.55-15,623,559.70-5,813,587.79

Finding the Fourth Proportional to 10,424,785.55, 15,623,559.70 and 5,813,587.79

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Solution

The fourth proportional to 10,424,785.55, 15,623,559.70 and 5,813,587.79 is: 8,712,786.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,424,785.55 : 15,623,559.70 = 5,813,587.79 : x
  2. Step 2: Convert to fraction form
    10,424,785.55/15,623,559.70 = 5,813,587.79/x
  3. Step 3: Cross multiply
    10,424,785.55x = 15,623,559.70 × 5,813,587.79
  4. Step 4: Simplify right side
    10,424,785.55x = 90,828,935,815,604.30
  5. Step 5: Solve for x
    x = 90,828,935,815,604.30/10,424,785.55
  6. Step 6: Final answer
    x = 8,712,786.98

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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.