Home / 56,634,357.30-84,984,713.55-20,736,194.10

Finding the Fourth Proportional to 56,634,357.30, 84,984,713.55 and 20,736,194.10

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Solution

The fourth proportional to 56,634,357.30, 84,984,713.55 and 20,736,194.10 is: 31,116,438.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,634,357.30 : 84,984,713.55 = 20,736,194.10 : x
  2. Step 2: Convert to fraction form
    56,634,357.30/84,984,713.55 = 20,736,194.10/x
  3. Step 3: Cross multiply
    56,634,357.30x = 84,984,713.55 × 20,736,194.10
  4. Step 4: Simplify right side
    56,634,357.30x = 1,762,259,515,705,700
  5. Step 5: Solve for x
    x = 1,762,259,515,705,700/56,634,357.30
  6. Step 6: Final answer
    x = 31,116,438.85

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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.