Home / 15,033,491.56-20,746,218.36-8,157,973.62

Finding the Fourth Proportional to 15,033,491.56, 20,746,218.36 and 8,157,973.62

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Solution

The fourth proportional to 15,033,491.56, 20,746,218.36 and 8,157,973.62 is: 11,258,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,033,491.56 : 20,746,218.36 = 8,157,973.62 : x
  2. Step 2: Convert to fraction form
    15,033,491.56/20,746,218.36 = 8,157,973.62/x
  3. Step 3: Cross multiply
    15,033,491.56x = 20,746,218.36 × 8,157,973.62
  4. Step 4: Simplify right side
    15,033,491.56x = 169,247,102,095,639.66
  5. Step 5: Solve for x
    x = 169,247,102,095,639.66/15,033,491.56
  6. Step 6: Final answer
    x = 11,258,003.60

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1.5x scale

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.