Home / 8,710,814.15-13,067,965.35-4,878,087.08

Finding the Fourth Proportional to 8,710,814.15, 13,067,965.35 and 4,878,087.08

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Solution

The fourth proportional to 8,710,814.15, 13,067,965.35 and 4,878,087.08 is: 7,318,107.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,710,814.15 : 13,067,965.35 = 4,878,087.08 : x
  2. Step 2: Convert to fraction form
    8,710,814.15/13,067,965.35 = 4,878,087.08/x
  3. Step 3: Cross multiply
    8,710,814.15x = 13,067,965.35 × 4,878,087.08
  4. Step 4: Simplify right side
    8,710,814.15x = 63,746,672,935,722.68
  5. Step 5: Solve for x
    x = 63,746,672,935,722.68/8,710,814.15
  6. Step 6: Final answer
    x = 7,318,107.34

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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.