Home / 12,710,700.64-19,067,295.12-4,187,559.52

Finding the Fourth Proportional to 12,710,700.64, 19,067,295.12 and 4,187,559.52

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Solution

The fourth proportional to 12,710,700.64, 19,067,295.12 and 4,187,559.52 is: 6,281,749.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,710,700.64 : 19,067,295.12 = 4,187,559.52 : x
  2. Step 2: Convert to fraction form
    12,710,700.64/19,067,295.12 = 4,187,559.52/x
  3. Step 3: Cross multiply
    12,710,700.64x = 19,067,295.12 × 4,187,559.52
  4. Step 4: Simplify right side
    12,710,700.64x = 79,845,433,200,405.55
  5. Step 5: Solve for x
    x = 79,845,433,200,405.55/12,710,700.64
  6. Step 6: Final answer
    x = 6,281,749.17

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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.