Home / 5,213,885.01-7,822,985.78-2,814,908.19

Finding the Fourth Proportional to 5,213,885.01, 7,822,985.78 and 2,814,908.19

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Solution

The fourth proportional to 5,213,885.01, 7,822,985.78 and 2,814,908.19 is: 4,223,527.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213,885.01 : 7,822,985.78 = 2,814,908.19 : x
  2. Step 2: Convert to fraction form
    5,213,885.01/7,822,985.78 = 2,814,908.19/x
  3. Step 3: Cross multiply
    5,213,885.01x = 7,822,985.78 × 2,814,908.19
  4. Step 4: Simplify right side
    5,213,885.01x = 22,020,986,742,375.54
  5. Step 5: Solve for x
    x = 22,020,986,742,375.54/5,213,885.01
  6. Step 6: Final answer
    x = 4,223,527.50

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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.