Home / 11,974,390.95-17,972,941.95-7,411,637.82

Finding the Fourth Proportional to 11,974,390.95, 17,972,941.95 and 7,411,637.82

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Solution

The fourth proportional to 11,974,390.95, 17,972,941.95 and 7,411,637.82 is: 11,124,485.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,974,390.95 : 17,972,941.95 = 7,411,637.82 : x
  2. Step 2: Convert to fraction form
    11,974,390.95/17,972,941.95 = 7,411,637.82/x
  3. Step 3: Cross multiply
    11,974,390.95x = 17,972,941.95 × 7,411,637.82
  4. Step 4: Simplify right side
    11,974,390.95x = 133,208,936,293,284.55
  5. Step 5: Solve for x
    x = 133,208,936,293,284.55/11,974,390.95
  6. Step 6: Final answer
    x = 11,124,485.32

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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.