Home / 8,064,605.40-12,096,908.10-5,078,621.40

Finding the Fourth Proportional to 8,064,605.40, 12,096,908.10 and 5,078,621.40

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Solution

The fourth proportional to 8,064,605.40, 12,096,908.10 and 5,078,621.40 is: 7,617,932.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064,605.40 : 12,096,908.10 = 5,078,621.40 : x
  2. Step 2: Convert to fraction form
    8,064,605.40/12,096,908.10 = 5,078,621.40/x
  3. Step 3: Cross multiply
    8,064,605.40x = 12,096,908.10 × 5,078,621.40
  4. Step 4: Simplify right side
    8,064,605.40x = 61,435,616,350,493.34
  5. Step 5: Solve for x
    x = 61,435,616,350,493.34/8,064,605.40
  6. Step 6: Final answer
    x = 7,617,932.10

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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.