Home / 12,865,455.93-17,754,329.25-7,064,237.70

Finding the Fourth Proportional to 12,865,455.93, 17,754,329.25 and 7,064,237.70

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Solution

The fourth proportional to 12,865,455.93, 17,754,329.25 and 7,064,237.70 is: 9,748,648.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,865,455.93 : 17,754,329.25 = 7,064,237.70 : x
  2. Step 2: Convert to fraction form
    12,865,455.93/17,754,329.25 = 7,064,237.70/x
  3. Step 3: Cross multiply
    12,865,455.93x = 17,754,329.25 × 7,064,237.70
  4. Step 4: Simplify right side
    12,865,455.93x = 125,420,802,026,062.73
  5. Step 5: Solve for x
    x = 125,420,802,026,062.73/12,865,455.93
  6. Step 6: Final answer
    x = 9,748,648.06

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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.