Home / 7,252,264.16-10,008,387.63-3,989,331.24

Finding the Fourth Proportional to 7,252,264.16, 10,008,387.63 and 3,989,331.24

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Solution

The fourth proportional to 7,252,264.16, 10,008,387.63 and 3,989,331.24 is: 5,505,421.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,252,264.16 : 10,008,387.63 = 3,989,331.24 : x
  2. Step 2: Convert to fraction form
    7,252,264.16/10,008,387.63 = 3,989,331.24/x
  3. Step 3: Cross multiply
    7,252,264.16x = 10,008,387.63 × 3,989,331.24
  4. Step 4: Simplify right side
    7,252,264.16x = 39,926,773,434,388.57
  5. Step 5: Solve for x
    x = 39,926,773,434,388.57/7,252,264.16
  6. Step 6: Final answer
    x = 5,505,421.84

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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.