Home / 36,838,943.18-55,246,457.48-12,240,263.78

Finding the Fourth Proportional to 36,838,943.18, 55,246,457.48 and 12,240,263.78

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Solution

The fourth proportional to 36,838,943.18, 55,246,457.48 and 12,240,263.78 is: 18,356,422.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,838,943.18 : 55,246,457.48 = 12,240,263.78 : x
  2. Step 2: Convert to fraction form
    36,838,943.18/55,246,457.48 = 12,240,263.78/x
  3. Step 3: Cross multiply
    36,838,943.18x = 55,246,457.48 × 12,240,263.78
  4. Step 4: Simplify right side
    36,838,943.18x = 676,231,212,465,754
  5. Step 5: Solve for x
    x = 676,231,212,465,754/36,838,943.18
  6. Step 6: Final answer
    x = 18,356,422.69

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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.