Home / 7,431,257.02-10,254,314.73-4,167,400.09

Finding the Fourth Proportional to 7,431,257.02, 10,254,314.73 and 4,167,400.09

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Solution

The fourth proportional to 7,431,257.02, 10,254,314.73 and 4,167,400.09 is: 5,750,552.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,431,257.02 : 10,254,314.73 = 4,167,400.09 : x
  2. Step 2: Convert to fraction form
    7,431,257.02/10,254,314.73 = 4,167,400.09/x
  3. Step 3: Cross multiply
    7,431,257.02x = 10,254,314.73 × 4,167,400.09
  4. Step 4: Simplify right side
    7,431,257.02x = 42,733,832,128,690.33
  5. Step 5: Solve for x
    x = 42,733,832,128,690.33/7,431,257.02
  6. Step 6: Final answer
    x = 5,750,552.30

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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.