Home / 10,989,019.10-16,483,528.65-7,587,796.70

Finding the Fourth Proportional to 10,989,019.10, 16,483,528.65 and 7,587,796.70

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Solution

The fourth proportional to 10,989,019.10, 16,483,528.65 and 7,587,796.70 is: 11,381,695.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,989,019.10 : 16,483,528.65 = 7,587,796.70 : x
  2. Step 2: Convert to fraction form
    10,989,019.10/16,483,528.65 = 7,587,796.70/x
  3. Step 3: Cross multiply
    10,989,019.10x = 16,483,528.65 × 7,587,796.70
  4. Step 4: Simplify right side
    10,989,019.10x = 125,073,664,294,825.45
  5. Step 5: Solve for x
    x = 125,073,664,294,825.45/10,989,019.10
  6. Step 6: Final answer
    x = 11,381,695.05

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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.