Home / 7,148,885.18-10,717,300.73-3,102,324.64

Finding the Fourth Proportional to 7,148,885.18, 10,717,300.73 and 3,102,324.64

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Solution

The fourth proportional to 7,148,885.18, 10,717,300.73 and 3,102,324.64 is: 4,650,871.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,148,885.18 : 10,717,300.73 = 3,102,324.64 : x
  2. Step 2: Convert to fraction form
    7,148,885.18/10,717,300.73 = 3,102,324.64/x
  3. Step 3: Cross multiply
    7,148,885.18x = 10,717,300.73 × 3,102,324.64
  4. Step 4: Simplify right side
    7,148,885.18x = 33,248,546,109,931.55
  5. Step 5: Solve for x
    x = 33,248,546,109,931.55/7,148,885.18
  6. Step 6: Final answer
    x = 4,650,871.47

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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.