Home / 10,889,686.80-16,334,530.20-2,911,510.80

Finding the Fourth Proportional to 10,889,686.80, 16,334,530.20 and 2,911,510.80

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Solution

The fourth proportional to 10,889,686.80, 16,334,530.20 and 2,911,510.80 is: 4,367,266.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,889,686.80 : 16,334,530.20 = 2,911,510.80 : x
  2. Step 2: Convert to fraction form
    10,889,686.80/16,334,530.20 = 2,911,510.80/x
  3. Step 3: Cross multiply
    10,889,686.80x = 16,334,530.20 × 2,911,510.80
  4. Step 4: Simplify right side
    10,889,686.80x = 47,558,161,090,226.16
  5. Step 5: Solve for x
    x = 47,558,161,090,226.16/10,889,686.80
  6. Step 6: Final answer
    x = 4,367,266.20

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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.