Home / 8,900,349.79-12,282,724.20-5,033,449.21

Finding the Fourth Proportional to 8,900,349.79, 12,282,724.20 and 5,033,449.21

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Solution

The fourth proportional to 8,900,349.79, 12,282,724.20 and 5,033,449.21 is: 6,946,296.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,900,349.79 : 12,282,724.20 = 5,033,449.21 : x
  2. Step 2: Convert to fraction form
    8,900,349.79/12,282,724.20 = 5,033,449.21/x
  3. Step 3: Cross multiply
    8,900,349.79x = 12,282,724.20 × 5,033,449.21
  4. Step 4: Simplify right side
    8,900,349.79x = 61,824,468,421,137.88
  5. Step 5: Solve for x
    x = 61,824,468,421,137.88/8,900,349.79
  6. Step 6: Final answer
    x = 6,946,296.48

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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.