Home / 69,769,315.81-96,281,657.10-38,836,792.39

Finding the Fourth Proportional to 69,769,315.81, 96,281,657.10 and 38,836,792.39

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Solution

The fourth proportional to 69,769,315.81, 96,281,657.10 and 38,836,792.39 is: 53,594,774.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,769,315.81 : 96,281,657.10 = 38,836,792.39 : x
  2. Step 2: Convert to fraction form
    69,769,315.81/96,281,657.10 = 38,836,792.39/x
  3. Step 3: Cross multiply
    69,769,315.81x = 96,281,657.10 × 38,836,792.39
  4. Step 4: Simplify right side
    69,769,315.81x = 3,739,270,727,757,869.50
  5. Step 5: Solve for x
    x = 3,739,270,727,757,869.50/69,769,315.81
  6. Step 6: Final answer
    x = 53,594,774.21

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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.