Home / 9,109,130.28-13,663,202.62-4,621,289.64

Finding the Fourth Proportional to 9,109,130.28, 13,663,202.62 and 4,621,289.64

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Solution

The fourth proportional to 9,109,130.28, 13,663,202.62 and 4,621,289.64 is: 6,931,684.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,109,130.28 : 13,663,202.62 = 4,621,289.64 : x
  2. Step 2: Convert to fraction form
    9,109,130.28/13,663,202.62 = 4,621,289.64/x
  3. Step 3: Cross multiply
    9,109,130.28x = 13,663,202.62 × 4,621,289.64
  4. Step 4: Simplify right side
    9,109,130.28x = 63,141,616,717,026.85
  5. Step 5: Solve for x
    x = 63,141,616,717,026.85/9,109,130.28
  6. Step 6: Final answer
    x = 6,931,684.45

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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.