Home / 9,912,395.34-13,679,971.19-5,783,756.58

Finding the Fourth Proportional to 9,912,395.34, 13,679,971.19 and 5,783,756.58

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Solution

The fourth proportional to 9,912,395.34, 13,679,971.19 and 5,783,756.58 is: 7,982,089.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,912,395.34 : 13,679,971.19 = 5,783,756.58 : x
  2. Step 2: Convert to fraction form
    9,912,395.34/13,679,971.19 = 5,783,756.58/x
  3. Step 3: Cross multiply
    9,912,395.34x = 13,679,971.19 × 5,783,756.58
  4. Step 4: Simplify right side
    9,912,395.34x = 79,121,623,396,848.17
  5. Step 5: Solve for x
    x = 79,121,623,396,848.17/9,912,395.34
  6. Step 6: Final answer
    x = 7,982,089.16

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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.