Home / 5,666,108.16-7,818,950.72-3,087,781.12

Finding the Fourth Proportional to 5,666,108.16, 7,818,950.72 and 3,087,781.12

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Solution

The fourth proportional to 5,666,108.16, 7,818,950.72 and 3,087,781.12 is: 4,260,986.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,666,108.16 : 7,818,950.72 = 3,087,781.12 : x
  2. Step 2: Convert to fraction form
    5,666,108.16/7,818,950.72 = 3,087,781.12/x
  3. Step 3: Cross multiply
    5,666,108.16x = 7,818,950.72 × 3,087,781.12
  4. Step 4: Simplify right side
    5,666,108.16x = 24,143,208,411,426.41
  5. Step 5: Solve for x
    x = 24,143,208,411,426.41/5,666,108.16
  6. Step 6: Final answer
    x = 4,260,986.15

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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.