Home / 84,087,635.13-126,195,831.11-38,061,826.35

Finding the Fourth Proportional to 84,087,635.13, 126,195,831.11 and 38,061,826.35

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Solution

The fourth proportional to 84,087,635.13, 126,195,831.11 and 38,061,826.35 is: 57,121,880.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,087,635.13 : 126,195,831.11 = 38,061,826.35 : x
  2. Step 2: Convert to fraction form
    84,087,635.13/126,195,831.11 = 38,061,826.35/x
  3. Step 3: Cross multiply
    84,087,635.13x = 126,195,831.11 × 38,061,826.35
  4. Step 4: Simplify right side
    84,087,635.13x = 4,803,243,809,210,760
  5. Step 5: Solve for x
    x = 4,803,243,809,210,760/84,087,635.13
  6. Step 6: Final answer
    x = 57,121,880.07

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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.