Home / 10,992,163.95-16,488,386.24-2,905,069.72

Finding the Fourth Proportional to 10,992,163.95, 16,488,386.24 and 2,905,069.72

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Solution

The fourth proportional to 10,992,163.95, 16,488,386.24 and 2,905,069.72 is: 4,357,641.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,992,163.95 : 16,488,386.24 = 2,905,069.72 : x
  2. Step 2: Convert to fraction form
    10,992,163.95/16,488,386.24 = 2,905,069.72/x
  3. Step 3: Cross multiply
    10,992,163.95x = 16,488,386.24 × 2,905,069.72
  4. Step 4: Simplify right side
    10,992,163.95x = 47,899,911,500,521.37
  5. Step 5: Solve for x
    x = 47,899,911,500,521.37/10,992,163.95
  6. Step 6: Final answer
    x = 4,357,641.66

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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.