Home / 56,634,375.30-84,984,740.55-20,736,212.10

Finding the Fourth Proportional to 56,634,375.30, 84,984,740.55 and 20,736,212.10

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Solution

The fourth proportional to 56,634,375.30, 84,984,740.55 and 20,736,212.10 is: 31,116,465.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,634,375.30 : 84,984,740.55 = 20,736,212.10 : x
  2. Step 2: Convert to fraction form
    56,634,375.30/84,984,740.55 = 20,736,212.10/x
  3. Step 3: Cross multiply
    56,634,375.30x = 84,984,740.55 × 20,736,212.10
  4. Step 4: Simplify right side
    56,634,375.30x = 1,762,261,605,308,270.75
  5. Step 5: Solve for x
    x = 1,762,261,605,308,270.75/56,634,375.30
  6. Step 6: Final answer
    x = 31,116,465.86

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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.