Home / 12,389,536.51-18,584,671.10-5,913,294.17

Finding the Fourth Proportional to 12,389,536.51, 18,584,671.10 and 5,913,294.17

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Solution

The fourth proportional to 12,389,536.51, 18,584,671.10 and 5,913,294.17 is: 8,870,116.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,389,536.51 : 18,584,671.10 = 5,913,294.17 : x
  2. Step 2: Convert to fraction form
    12,389,536.51/18,584,671.10 = 5,913,294.17/x
  3. Step 3: Cross multiply
    12,389,536.51x = 18,584,671.10 × 5,913,294.17
  4. Step 4: Simplify right side
    12,389,536.51x = 109,896,627,144,507.66
  5. Step 5: Solve for x
    x = 109,896,627,144,507.66/12,389,536.51
  6. Step 6: Final answer
    x = 8,870,116.09

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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.