Home / 10,073,674.80-13,902,164.10-5,664,788.01

Finding the Fourth Proportional to 10,073,674.80, 13,902,164.10 and 5,664,788.01

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Solution

The fourth proportional to 10,073,674.80, 13,902,164.10 and 5,664,788.01 is: 7,817,684.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,073,674.80 : 13,902,164.10 = 5,664,788.01 : x
  2. Step 2: Convert to fraction form
    10,073,674.80/13,902,164.10 = 5,664,788.01/x
  3. Step 3: Cross multiply
    10,073,674.80x = 13,902,164.10 × 5,664,788.01
  4. Step 4: Simplify right side
    10,073,674.80x = 78,752,812,506,732.44
  5. Step 5: Solve for x
    x = 78,752,812,506,732.44/10,073,674.80
  6. Step 6: Final answer
    x = 7,817,684.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.