Home / 40,816,490.23-56,328,047.40-22,232,189.82

Finding the Fourth Proportional to 40,816,490.23, 56,328,047.40 and 22,232,189.82

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Solution

The fourth proportional to 40,816,490.23, 56,328,047.40 and 22,232,189.82 is: 30,681,125.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,816,490.23 : 56,328,047.40 = 22,232,189.82 : x
  2. Step 2: Convert to fraction form
    40,816,490.23/56,328,047.40 = 22,232,189.82/x
  3. Step 3: Cross multiply
    40,816,490.23x = 56,328,047.40 × 22,232,189.82
  4. Step 4: Simplify right side
    40,816,490.23x = 1,252,295,841,986,757.50
  5. Step 5: Solve for x
    x = 1,252,295,841,986,757.50/40,816,490.23
  6. Step 6: Final answer
    x = 30,681,125.08

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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.