Home / 48,812,011.62-67,343,891.74-27,889,031.83

Finding the Fourth Proportional to 48,812,011.62, 67,343,891.74 and 27,889,031.83

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Solution

The fourth proportional to 48,812,011.62, 67,343,891.74 and 27,889,031.83 is: 38,477,331.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,812,011.62 : 67,343,891.74 = 27,889,031.83 : x
  2. Step 2: Convert to fraction form
    48,812,011.62/67,343,891.74 = 27,889,031.83/x
  3. Step 3: Cross multiply
    48,812,011.62x = 67,343,891.74 × 27,889,031.83
  4. Step 4: Simplify right side
    48,812,011.62x = 1,878,155,939,816,769.50
  5. Step 5: Solve for x
    x = 1,878,155,939,816,769.50/48,812,011.62
  6. Step 6: Final answer
    x = 38,477,331.25

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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.