Home / 9,975,176.45-13,765,749.41-5,564,902.11

Finding the Fourth Proportional to 9,975,176.45, 13,765,749.41 and 5,564,902.11

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Solution

The fourth proportional to 9,975,176.45, 13,765,749.41 and 5,564,902.11 is: 7,679,568.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,975,176.45 : 13,765,749.41 = 5,564,902.11 : x
  2. Step 2: Convert to fraction form
    9,975,176.45/13,765,749.41 = 5,564,902.11/x
  3. Step 3: Cross multiply
    9,975,176.45x = 13,765,749.41 × 5,564,902.11
  4. Step 4: Simplify right side
    9,975,176.45x = 76,605,047,899,730.95
  5. Step 5: Solve for x
    x = 76,605,047,899,730.95/9,975,176.45
  6. Step 6: Final answer
    x = 7,679,568.21

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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.