Home / 8,019,785-12,023,329.66-2,901,417.68

Finding the Fourth Proportional to 8,019,785, 12,023,329.66 and 2,901,417.68

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Solution

The fourth proportional to 8,019,785, 12,023,329.66 and 2,901,417.68 is: 4,349,829.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,019,785 : 12,023,329.66 = 2,901,417.68 : x
  2. Step 2: Convert to fraction form
    8,019,785/12,023,329.66 = 2,901,417.68/x
  3. Step 3: Cross multiply
    8,019,785x = 12,023,329.66 × 2,901,417.68
  4. Step 4: Simplify right side
    8,019,785x = 34,884,701,247,992.39
  5. Step 5: Solve for x
    x = 34,884,701,247,992.39/8,019,785
  6. Step 6: Final answer
    x = 4,349,829.98

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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.