Home / 7,184,870.71-10,778,956.47-2,067,343.02

Finding the Fourth Proportional to 7,184,870.71, 10,778,956.47 and 2,067,343.02

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Solution

The fourth proportional to 7,184,870.71, 10,778,956.47 and 2,067,343.02 is: 3,101,489.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,184,870.71 : 10,778,956.47 = 2,067,343.02 : x
  2. Step 2: Convert to fraction form
    7,184,870.71/10,778,956.47 = 2,067,343.02/x
  3. Step 3: Cross multiply
    7,184,870.71x = 10,778,956.47 × 2,067,343.02
  4. Step 4: Simplify right side
    7,184,870.71x = 22,283,800,421,138.34
  5. Step 5: Solve for x
    x = 22,283,800,421,138.34/7,184,870.71
  6. Step 6: Final answer
    x = 3,101,489.41

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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.