Home / 9,266,031.28-12,787,101.02-5,079,708.68

Finding the Fourth Proportional to 9,266,031.28, 12,787,101.02 and 5,079,708.68

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Solution

The fourth proportional to 9,266,031.28, 12,787,101.02 and 5,079,708.68 is: 7,009,985.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,266,031.28 : 12,787,101.02 = 5,079,708.68 : x
  2. Step 2: Convert to fraction form
    9,266,031.28/12,787,101.02 = 5,079,708.68/x
  3. Step 3: Cross multiply
    9,266,031.28x = 12,787,101.02 × 5,079,708.68
  4. Step 4: Simplify right side
    9,266,031.28x = 64,954,748,043,330.84
  5. Step 5: Solve for x
    x = 64,954,748,043,330.84/9,266,031.28
  6. Step 6: Final answer
    x = 7,009,985.84

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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.