Home / 12,417,967.85-17,137,359.95-6,911,695.37

Finding the Fourth Proportional to 12,417,967.85, 17,137,359.95 and 6,911,695.37

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Solution

The fourth proportional to 12,417,967.85, 17,137,359.95 and 6,911,695.37 is: 9,538,453.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,417,967.85 : 17,137,359.95 = 6,911,695.37 : x
  2. Step 2: Convert to fraction form
    12,417,967.85/17,137,359.95 = 6,911,695.37/x
  3. Step 3: Cross multiply
    12,417,967.85x = 17,137,359.95 × 6,911,695.37
  4. Step 4: Simplify right side
    12,417,967.85x = 118,448,211,428,723.34
  5. Step 5: Solve for x
    x = 118,448,211,428,723.34/12,417,967.85
  6. Step 6: Final answer
    x = 9,538,453.71

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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.