Home / 18,037,397.61-27,065,398.45-8,453,749.77

Finding the Fourth Proportional to 18,037,397.61, 27,065,398.45 and 8,453,749.77

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Solution

The fourth proportional to 18,037,397.61, 27,065,398.45 and 8,453,749.77 is: 12,684,984.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,037,397.61 : 27,065,398.45 = 8,453,749.77 : x
  2. Step 2: Convert to fraction form
    18,037,397.61/27,065,398.45 = 8,453,749.77/x
  3. Step 3: Cross multiply
    18,037,397.61x = 27,065,398.45 × 8,453,749.77
  4. Step 4: Simplify right side
    18,037,397.61x = 228,804,105,799,016.25
  5. Step 5: Solve for x
    x = 228,804,105,799,016.25/18,037,397.61
  6. Step 6: Final answer
    x = 12,684,984.32

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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.