Home / 7,114,839.48-9,818,467.20-3,851,653.32

Finding the Fourth Proportional to 7,114,839.48, 9,818,467.20 and 3,851,653.32

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Solution

The fourth proportional to 7,114,839.48, 9,818,467.20 and 3,851,653.32 is: 5,315,275.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,114,839.48 : 9,818,467.20 = 3,851,653.32 : x
  2. Step 2: Convert to fraction form
    7,114,839.48/9,818,467.20 = 3,851,653.32/x
  3. Step 3: Cross multiply
    7,114,839.48x = 9,818,467.20 × 3,851,653.32
  4. Step 4: Simplify right side
    7,114,839.48x = 37,817,331,788,191.10
  5. Step 5: Solve for x
    x = 37,817,331,788,191.10/7,114,839.48
  6. Step 6: Final answer
    x = 5,315,275.47

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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.