Home / 52,028,572.80-77,958,878.40-43,462,531.20

Finding the Fourth Proportional to 52,028,572.80, 77,958,878.40 and 43,462,531.20

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Solution

The fourth proportional to 52,028,572.80, 77,958,878.40 and 43,462,531.20 is: 65,123,642.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,028,572.80 : 77,958,878.40 = 43,462,531.20 : x
  2. Step 2: Convert to fraction form
    52,028,572.80/77,958,878.40 = 43,462,531.20/x
  3. Step 3: Cross multiply
    52,028,572.80x = 77,958,878.40 × 43,462,531.20
  4. Step 4: Simplify right side
    52,028,572.80x = 3,388,290,184,777,006.50
  5. Step 5: Solve for x
    x = 3,388,290,184,777,006.50/52,028,572.80
  6. Step 6: Final answer
    x = 65,123,642.69

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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.