Home / 30,554,549.41-42,276,311.03-26,642,463.21

Finding the Fourth Proportional to 30,554,549.41, 42,276,311.03 and 26,642,463.21

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Solution

The fourth proportional to 30,554,549.41, 42,276,311.03 and 26,642,463.21 is: 36,863,415.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,554,549.41 : 42,276,311.03 = 26,642,463.21 : x
  2. Step 2: Convert to fraction form
    30,554,549.41/42,276,311.03 = 26,642,463.21/x
  3. Step 3: Cross multiply
    30,554,549.41x = 42,276,311.03 × 26,642,463.21
  4. Step 4: Simplify right side
    30,554,549.41x = 1,126,345,060,926,698.25
  5. Step 5: Solve for x
    x = 1,126,345,060,926,698.25/30,554,549.41
  6. Step 6: Final answer
    x = 36,863,415.85

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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.