Home / 6,654,008.20-9,966,266.70-5,153,233.80

Finding the Fourth Proportional to 6,654,008.20, 9,966,266.70 and 5,153,233.80

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Solution

The fourth proportional to 6,654,008.20, 9,966,266.70 and 5,153,233.80 is: 7,718,430.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,654,008.20 : 9,966,266.70 = 5,153,233.80 : x
  2. Step 2: Convert to fraction form
    6,654,008.20/9,966,266.70 = 5,153,233.80/x
  3. Step 3: Cross multiply
    6,654,008.20x = 9,966,266.70 × 5,153,233.80
  4. Step 4: Simplify right side
    6,654,008.20x = 51,358,502,418,254.45
  5. Step 5: Solve for x
    x = 51,358,502,418,254.45/6,654,008.20
  6. Step 6: Final answer
    x = 7,718,430.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.