Home / 56,080,130.58-77,390,687.28-30,962,288.46

Finding the Fourth Proportional to 56,080,130.58, 77,390,687.28 and 30,962,288.46

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Solution

The fourth proportional to 56,080,130.58, 77,390,687.28 and 30,962,288.46 is: 42,728,017.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,080,130.58 : 77,390,687.28 = 30,962,288.46 : x
  2. Step 2: Convert to fraction form
    56,080,130.58/77,390,687.28 = 30,962,288.46/x
  3. Step 3: Cross multiply
    56,080,130.58x = 77,390,687.28 × 30,962,288.46
  4. Step 4: Simplify right side
    56,080,130.58x = 2,396,192,783,681,013
  5. Step 5: Solve for x
    x = 2,396,192,783,681,013/56,080,130.58
  6. Step 6: Final answer
    x = 42,728,017.19

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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.