Home / 12,823,692.51-17,696,569.64-6,943,298.07

Finding the Fourth Proportional to 12,823,692.51, 17,696,569.64 and 6,943,298.07

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Solution

The fourth proportional to 12,823,692.51, 17,696,569.64 and 6,943,298.07 is: 9,581,683.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,823,692.51 : 17,696,569.64 = 6,943,298.07 : x
  2. Step 2: Convert to fraction form
    12,823,692.51/17,696,569.64 = 6,943,298.07/x
  3. Step 3: Cross multiply
    12,823,692.51x = 17,696,569.64 × 6,943,298.07
  4. Step 4: Simplify right side
    12,823,692.51x = 122,872,557,792,316.12
  5. Step 5: Solve for x
    x = 122,872,557,792,316.12/12,823,692.51
  6. Step 6: Final answer
    x = 9,581,683.10

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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.