Home / 9,169,683.84-12,654,448.83-5,039,640.72

Finding the Fourth Proportional to 9,169,683.84, 12,654,448.83 and 5,039,640.72

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Solution

The fourth proportional to 9,169,683.84, 12,654,448.83 and 5,039,640.72 is: 6,954,860.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,169,683.84 : 12,654,448.83 = 5,039,640.72 : x
  2. Step 2: Convert to fraction form
    9,169,683.84/12,654,448.83 = 5,039,640.72/x
  3. Step 3: Cross multiply
    9,169,683.84x = 12,654,448.83 × 5,039,640.72
  4. Step 4: Simplify right side
    9,169,683.84x = 63,773,875,612,824.35
  5. Step 5: Solve for x
    x = 63,773,875,612,824.35/9,169,683.84
  6. Step 6: Final answer
    x = 6,954,860.90

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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.