Home / 12,235,679.04-16,860,326.40-9,465,536.64

Finding the Fourth Proportional to 12,235,679.04, 16,860,326.40 and 9,465,536.64

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Solution

The fourth proportional to 12,235,679.04, 16,860,326.40 and 9,465,536.64 is: 13,043,169.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,235,679.04 : 16,860,326.40 = 9,465,536.64 : x
  2. Step 2: Convert to fraction form
    12,235,679.04/16,860,326.40 = 9,465,536.64/x
  3. Step 3: Cross multiply
    12,235,679.04x = 16,860,326.40 × 9,465,536.64
  4. Step 4: Simplify right side
    12,235,679.04x = 159,592,037,301,559.28
  5. Step 5: Solve for x
    x = 159,592,037,301,559.28/12,235,679.04
  6. Step 6: Final answer
    x = 13,043,169.63

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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.