Home / 7,259,688.01-10,889,832.51-2,142,117.87

Finding the Fourth Proportional to 7,259,688.01, 10,889,832.51 and 2,142,117.87

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Solution

The fourth proportional to 7,259,688.01, 10,889,832.51 and 2,142,117.87 is: 3,213,265.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,259,688.01 : 10,889,832.51 = 2,142,117.87 : x
  2. Step 2: Convert to fraction form
    7,259,688.01/10,889,832.51 = 2,142,117.87/x
  3. Step 3: Cross multiply
    7,259,688.01x = 10,889,832.51 × 2,142,117.87
  4. Step 4: Simplify right side
    7,259,688.01x = 23,327,304,780,141.08
  5. Step 5: Solve for x
    x = 23,327,304,780,141.08/7,259,688.01
  6. Step 6: Final answer
    x = 3,213,265.47

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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.