Home / 19,507,800.87-29,265,810.15-7,376,995.74

Finding the Fourth Proportional to 19,507,800.87, 29,265,810.15 and 7,376,995.74

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Solution

The fourth proportional to 19,507,800.87, 29,265,810.15 and 7,376,995.74 is: 11,067,047.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,507,800.87 : 29,265,810.15 = 7,376,995.74 : x
  2. Step 2: Convert to fraction form
    19,507,800.87/29,265,810.15 = 7,376,995.74/x
  3. Step 3: Cross multiply
    19,507,800.87x = 29,265,810.15 × 7,376,995.74
  4. Step 4: Simplify right side
    19,507,800.87x = 215,893,756,804,198.75
  5. Step 5: Solve for x
    x = 215,893,756,804,198.75/19,507,800.87
  6. Step 6: Final answer
    x = 11,067,047.40

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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.