Home / 69,586,387.14-96,017,683.32-40,220,459.22

Finding the Fourth Proportional to 69,586,387.14, 96,017,683.32 and 40,220,459.22

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Solution

The fourth proportional to 69,586,387.14, 96,017,683.32 and 40,220,459.22 is: 55,497,568.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,586,387.14 : 96,017,683.32 = 40,220,459.22 : x
  2. Step 2: Convert to fraction form
    69,586,387.14/96,017,683.32 = 40,220,459.22/x
  3. Step 3: Cross multiply
    69,586,387.14x = 96,017,683.32 × 40,220,459.22
  4. Step 4: Simplify right side
    69,586,387.14x = 3,861,875,316,370,934
  5. Step 5: Solve for x
    x = 3,861,875,316,370,934/69,586,387.14
  6. Step 6: Final answer
    x = 55,497,568.92

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1.5x scale

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.