Home / 27,165,254.39-37,484,648.47-18,363,855.71

Finding the Fourth Proportional to 27,165,254.39, 37,484,648.47 and 18,363,855.71

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Solution

The fourth proportional to 27,165,254.39, 37,484,648.47 and 18,363,855.71 is: 25,339,820.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,165,254.39 : 37,484,648.47 = 18,363,855.71 : x
  2. Step 2: Convert to fraction form
    27,165,254.39/37,484,648.47 = 18,363,855.71/x
  3. Step 3: Cross multiply
    27,165,254.39x = 37,484,648.47 × 18,363,855.71
  4. Step 4: Simplify right side
    27,165,254.39x = 688,362,675,995,670.25
  5. Step 5: Solve for x
    x = 688,362,675,995,670.25/27,165,254.39
  6. Step 6: Final answer
    x = 25,339,820.72

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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.