Home / 10,905,271.07-16,360,941.27-4,757,790.65

Finding the Fourth Proportional to 10,905,271.07, 16,360,941.27 and 4,757,790.65

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Solution

The fourth proportional to 10,905,271.07, 16,360,941.27 and 4,757,790.65 is: 7,138,009.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,905,271.07 : 16,360,941.27 = 4,757,790.65 : x
  2. Step 2: Convert to fraction form
    10,905,271.07/16,360,941.27 = 4,757,790.65/x
  3. Step 3: Cross multiply
    10,905,271.07x = 16,360,941.27 × 4,757,790.65
  4. Step 4: Simplify right side
    10,905,271.07x = 77,841,933,399,605.12
  5. Step 5: Solve for x
    x = 77,841,933,399,605.12/10,905,271.07
  6. Step 6: Final answer
    x = 7,138,009.95

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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.