Home / 12,528,066.20-18,792,099.30-8,276,538.20

Finding the Fourth Proportional to 12,528,066.20, 18,792,099.30 and 8,276,538.20

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Solution

The fourth proportional to 12,528,066.20, 18,792,099.30 and 8,276,538.20 is: 12,414,807.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,528,066.20 : 18,792,099.30 = 8,276,538.20 : x
  2. Step 2: Convert to fraction form
    12,528,066.20/18,792,099.30 = 8,276,538.20/x
  3. Step 3: Cross multiply
    12,528,066.20x = 18,792,099.30 × 8,276,538.20
  4. Step 4: Simplify right side
    12,528,066.20x = 155,533,527,714,643.28
  5. Step 5: Solve for x
    x = 155,533,527,714,643.28/12,528,066.20
  6. Step 6: Final answer
    x = 12,414,807.30

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1.5x scale

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.