Home / 10,144,821.21-13,998,358.55-6,169,064.19

Finding the Fourth Proportional to 10,144,821.21, 13,998,358.55 and 6,169,064.19

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Solution

The fourth proportional to 10,144,821.21, 13,998,358.55 and 6,169,064.19 is: 8,512,399.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,144,821.21 : 13,998,358.55 = 6,169,064.19 : x
  2. Step 2: Convert to fraction form
    10,144,821.21/13,998,358.55 = 6,169,064.19/x
  3. Step 3: Cross multiply
    10,144,821.21x = 13,998,358.55 × 6,169,064.19
  4. Step 4: Simplify right side
    10,144,821.21x = 86,356,772,418,740.02
  5. Step 5: Solve for x
    x = 86,356,772,418,740.02/10,144,821.21
  6. Step 6: Final answer
    x = 8,512,399.64

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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.