Home / 8,667,722.52-11,955,697.56-5,574,157.02

Finding the Fourth Proportional to 8,667,722.52, 11,955,697.56 and 5,574,157.02

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Solution

The fourth proportional to 8,667,722.52, 11,955,697.56 and 5,574,157.02 is: 7,688,632.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,667,722.52 : 11,955,697.56 = 5,574,157.02 : x
  2. Step 2: Convert to fraction form
    8,667,722.52/11,955,697.56 = 5,574,157.02/x
  3. Step 3: Cross multiply
    8,667,722.52x = 11,955,697.56 × 5,574,157.02
  4. Step 4: Simplify right side
    8,667,722.52x = 66,642,935,548,807.83
  5. Step 5: Solve for x
    x = 66,642,935,548,807.83/8,667,722.52
  6. Step 6: Final answer
    x = 7,688,632.79

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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.