Home / 10,203,422.02-14,080,722.46-5,619,743.40

Finding the Fourth Proportional to 10,203,422.02, 14,080,722.46 and 5,619,743.40

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Solution

The fourth proportional to 10,203,422.02, 14,080,722.46 and 5,619,743.40 is: 7,755,245.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,203,422.02 : 14,080,722.46 = 5,619,743.40 : x
  2. Step 2: Convert to fraction form
    10,203,422.02/14,080,722.46 = 5,619,743.40/x
  3. Step 3: Cross multiply
    10,203,422.02x = 14,080,722.46 × 5,619,743.40
  4. Step 4: Simplify right side
    10,203,422.02x = 79,130,047,111,816.78
  5. Step 5: Solve for x
    x = 79,130,047,111,816.78/10,203,422.02
  6. Step 6: Final answer
    x = 7,755,245.93

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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.