Home / 69,836,717.76-96,370,859.52-38,468,624.64

Finding the Fourth Proportional to 69,836,717.76, 96,370,859.52 and 38,468,624.64

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Solution

The fourth proportional to 69,836,717.76, 96,370,859.52 and 38,468,624.64 is: 53,084,602.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,836,717.76 : 96,370,859.52 = 38,468,624.64 : x
  2. Step 2: Convert to fraction form
    69,836,717.76/96,370,859.52 = 38,468,624.64/x
  3. Step 3: Cross multiply
    69,836,717.76x = 96,370,859.52 × 38,468,624.64
  4. Step 4: Simplify right side
    69,836,717.76x = 3,707,254,421,109,050.50
  5. Step 5: Solve for x
    x = 3,707,254,421,109,050.50/69,836,717.76
  6. Step 6: Final answer
    x = 53,084,602.77

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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.