Home / 47,877,555.80-71,826,421.32-15,526,935.90

Finding the Fourth Proportional to 47,877,555.80, 71,826,421.32 and 15,526,935.90

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Solution

The fourth proportional to 47,877,555.80, 71,826,421.32 and 15,526,935.90 is: 23,293,675.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,877,555.80 : 71,826,421.32 = 15,526,935.90 : x
  2. Step 2: Convert to fraction form
    47,877,555.80/71,826,421.32 = 15,526,935.90/x
  3. Step 3: Cross multiply
    47,877,555.80x = 71,826,421.32 × 15,526,935.90
  4. Step 4: Simplify right side
    47,877,555.80x = 1,115,244,239,762,033.25
  5. Step 5: Solve for x
    x = 1,115,244,239,762,033.25/47,877,555.80
  6. Step 6: Final answer
    x = 23,293,675.32

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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.