Home / 7,642,153.44-10,546,916.04-5,705,050.32

Finding the Fourth Proportional to 7,642,153.44, 10,546,916.04 and 5,705,050.32

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Solution

The fourth proportional to 7,642,153.44, 10,546,916.04 and 5,705,050.32 is: 7,873,525.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,642,153.44 : 10,546,916.04 = 5,705,050.32 : x
  2. Step 2: Convert to fraction form
    7,642,153.44/10,546,916.04 = 5,705,050.32/x
  3. Step 3: Cross multiply
    7,642,153.44x = 10,546,916.04 × 5,705,050.32
  4. Step 4: Simplify right side
    7,642,153.44x = 60,170,686,729,015.13
  5. Step 5: Solve for x
    x = 60,170,686,729,015.13/7,642,153.44
  6. Step 6: Final answer
    x = 7,873,525.07

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Double scale
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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.