Home / 56,032,666.92-84,074,538.33-28,758,113.15

Finding the Fourth Proportional to 56,032,666.92, 84,074,538.33 and 28,758,113.15

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Solution

The fourth proportional to 56,032,666.92, 84,074,538.33 and 28,758,113.15 is: 43,150,276.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,032,666.92 : 84,074,538.33 = 28,758,113.15 : x
  2. Step 2: Convert to fraction form
    56,032,666.92/84,074,538.33 = 28,758,113.15/x
  3. Step 3: Cross multiply
    56,032,666.92x = 84,074,538.33 × 28,758,113.15
  4. Step 4: Simplify right side
    56,032,666.92x = 2,417,825,085,907,779.50
  5. Step 5: Solve for x
    x = 2,417,825,085,907,779.50/56,032,666.92
  6. Step 6: Final answer
    x = 43,150,276.77

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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.