Home / 12,703,109.94-19,045,022.67-6,548,459.40

Finding the Fourth Proportional to 12,703,109.94, 19,045,022.67 and 6,548,459.40

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Solution

The fourth proportional to 12,703,109.94, 19,045,022.67 and 6,548,459.40 is: 9,817,718.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,703,109.94 : 19,045,022.67 = 6,548,459.40 : x
  2. Step 2: Convert to fraction form
    12,703,109.94/19,045,022.67 = 6,548,459.40/x
  3. Step 3: Cross multiply
    12,703,109.94x = 19,045,022.67 × 6,548,459.40
  4. Step 4: Simplify right side
    12,703,109.94x = 124,715,557,726,574.61
  5. Step 5: Solve for x
    x = 124,715,557,726,574.61/12,703,109.94
  6. Step 6: Final answer
    x = 9,817,718.52

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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.