Home / 46,481,140.51-69,730,221.85-19,172,535.64

Finding the Fourth Proportional to 46,481,140.51, 69,730,221.85 and 19,172,535.64

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Solution

The fourth proportional to 46,481,140.51, 69,730,221.85 and 19,172,535.64 is: 28,762,314.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,481,140.51 : 69,730,221.85 = 19,172,535.64 : x
  2. Step 2: Convert to fraction form
    46,481,140.51/69,730,221.85 = 19,172,535.64/x
  3. Step 3: Cross multiply
    46,481,140.51x = 69,730,221.85 × 19,172,535.64
  4. Step 4: Simplify right side
    46,481,140.51x = 1,336,905,163,381,974.75
  5. Step 5: Solve for x
    x = 1,336,905,163,381,974.75/46,481,140.51
  6. Step 6: Final answer
    x = 28,762,314.11

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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.