Home / 65,554,817.41-90,465,666.11-36,186,169.06

Finding the Fourth Proportional to 65,554,817.41, 90,465,666.11 and 36,186,169.06

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Solution

The fourth proportional to 65,554,817.41, 90,465,666.11 and 36,186,169.06 is: 49,936,923.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,554,817.41 : 90,465,666.11 = 36,186,169.06 : x
  2. Step 2: Convert to fraction form
    65,554,817.41/90,465,666.11 = 36,186,169.06/x
  3. Step 3: Cross multiply
    65,554,817.41x = 90,465,666.11 × 36,186,169.06
  4. Step 4: Simplify right side
    65,554,817.41x = 3,273,605,887,710,575.50
  5. Step 5: Solve for x
    x = 3,273,605,887,710,575.50/65,554,817.41
  6. Step 6: Final answer
    x = 49,936,923.28

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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.