Home / 10,019,740.80-13,827,268.74-5,436,062.16

Finding the Fourth Proportional to 10,019,740.80, 13,827,268.74 and 5,436,062.16

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Solution

The fourth proportional to 10,019,740.80, 13,827,268.74 and 5,436,062.16 is: 7,501,780.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,019,740.80 : 13,827,268.74 = 5,436,062.16 : x
  2. Step 2: Convert to fraction form
    10,019,740.80/13,827,268.74 = 5,436,062.16/x
  3. Step 3: Cross multiply
    10,019,740.80x = 13,827,268.74 × 5,436,062.16
  4. Step 4: Simplify right side
    10,019,740.80x = 75,165,892,373,664.88
  5. Step 5: Solve for x
    x = 75,165,892,373,664.88/10,019,740.80
  6. Step 6: Final answer
    x = 7,501,780.12

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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.