Home / 8,731,220.15-13,096,830.23-6,605,456.15

Finding the Fourth Proportional to 8,731,220.15, 13,096,830.23 and 6,605,456.15

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Solution

The fourth proportional to 8,731,220.15, 13,096,830.23 and 6,605,456.15 is: 9,908,184.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,731,220.15 : 13,096,830.23 = 6,605,456.15 : x
  2. Step 2: Convert to fraction form
    8,731,220.15/13,096,830.23 = 6,605,456.15/x
  3. Step 3: Cross multiply
    8,731,220.15x = 13,096,830.23 × 6,605,456.15
  4. Step 4: Simplify right side
    8,731,220.15x = 86,510,537,755,232.14
  5. Step 5: Solve for x
    x = 86,510,537,755,232.14/8,731,220.15
  6. Step 6: Final answer
    x = 9,908,184.23

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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.