Home / 9,209,085.95-13,823,209.88-6,782,978.51

Finding the Fourth Proportional to 9,209,085.95, 13,823,209.88 and 6,782,978.51

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Solution

The fourth proportional to 9,209,085.95, 13,823,209.88 and 6,782,978.51 is: 10,181,524.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,209,085.95 : 13,823,209.88 = 6,782,978.51 : x
  2. Step 2: Convert to fraction form
    9,209,085.95/13,823,209.88 = 6,782,978.51/x
  3. Step 3: Cross multiply
    9,209,085.95x = 13,823,209.88 × 6,782,978.51
  4. Step 4: Simplify right side
    9,209,085.95x = 93,762,535,452,228.73
  5. Step 5: Solve for x
    x = 93,762,535,452,228.73/9,209,085.95
  6. Step 6: Final answer
    x = 10,181,524.64

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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.