Home / 43,713,178.40-65,577,640.80-18,156,771.20

Finding the Fourth Proportional to 43,713,178.40, 65,577,640.80 and 18,156,771.20

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Solution

The fourth proportional to 43,713,178.40, 65,577,640.80 and 18,156,771.20 is: 27,238,427.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,713,178.40 : 65,577,640.80 = 18,156,771.20 : x
  2. Step 2: Convert to fraction form
    43,713,178.40/65,577,640.80 = 18,156,771.20/x
  3. Step 3: Cross multiply
    43,713,178.40x = 65,577,640.80 × 18,156,771.20
  4. Step 4: Simplify right side
    43,713,178.40x = 1,190,678,219,841,384.75
  5. Step 5: Solve for x
    x = 1,190,678,219,841,384.75/43,713,178.40
  6. Step 6: Final answer
    x = 27,238,427.02

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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.