Home / 54,896,432.16-75,766,162.32-30,458,019.36

Finding the Fourth Proportional to 54,896,432.16, 75,766,162.32 and 30,458,019.36

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Solution

The fourth proportional to 54,896,432.16, 75,766,162.32 and 30,458,019.36 is: 42,037,107.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,896,432.16 : 75,766,162.32 = 30,458,019.36 : x
  2. Step 2: Convert to fraction form
    54,896,432.16/75,766,162.32 = 30,458,019.36/x
  3. Step 3: Cross multiply
    54,896,432.16x = 75,766,162.32 × 30,458,019.36
  4. Step 4: Simplify right side
    54,896,432.16x = 2,307,687,238,775,462.50
  5. Step 5: Solve for x
    x = 2,307,687,238,775,462.50/54,896,432.16
  6. Step 6: Final answer
    x = 42,037,107.84

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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.