Home / 14,479,711.64-19,985,482.22-8,288,347.48

Finding the Fourth Proportional to 14,479,711.64, 19,985,482.22 and 8,288,347.48

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Solution

The fourth proportional to 14,479,711.64, 19,985,482.22 and 8,288,347.48 is: 11,439,911.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,479,711.64 : 19,985,482.22 = 8,288,347.48 : x
  2. Step 2: Convert to fraction form
    14,479,711.64/19,985,482.22 = 8,288,347.48/x
  3. Step 3: Cross multiply
    14,479,711.64x = 19,985,482.22 × 8,288,347.48
  4. Step 4: Simplify right side
    14,479,711.64x = 165,646,621,194,721.81
  5. Step 5: Solve for x
    x = 165,646,621,194,721.81/14,479,711.64
  6. Step 6: Final answer
    x = 11,439,911.60

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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.