Home / 8,710,809.51-13,067,958.42-4,878,082.47

Finding the Fourth Proportional to 8,710,809.51, 13,067,958.42 and 4,878,082.47

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Solution

The fourth proportional to 8,710,809.51, 13,067,958.42 and 4,878,082.47 is: 7,318,100.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,710,809.51 : 13,067,958.42 = 4,878,082.47 : x
  2. Step 2: Convert to fraction form
    8,710,809.51/13,067,958.42 = 4,878,082.47/x
  3. Step 3: Cross multiply
    8,710,809.51x = 13,067,958.42 × 4,878,082.47
  4. Step 4: Simplify right side
    8,710,809.51x = 63,746,578,887,290.89
  5. Step 5: Solve for x
    x = 63,746,578,887,290.89/8,710,809.51
  6. Step 6: Final answer
    x = 7,318,100.44

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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.