Home / 15,482,722.77-21,365,320.73-8,606,717.01

Finding the Fourth Proportional to 15,482,722.77, 21,365,320.73 and 8,606,717.01

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Solution

The fourth proportional to 15,482,722.77, 21,365,320.73 and 8,606,717.01 is: 11,876,804.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,482,722.77 : 21,365,320.73 = 8,606,717.01 : x
  2. Step 2: Convert to fraction form
    15,482,722.77/21,365,320.73 = 8,606,717.01/x
  3. Step 3: Cross multiply
    15,482,722.77x = 21,365,320.73 × 8,606,717.01
  4. Step 4: Simplify right side
    15,482,722.77x = 183,885,269,307,963.03
  5. Step 5: Solve for x
    x = 183,885,269,307,963.03/15,482,722.77
  6. Step 6: Final answer
    x = 11,876,804.36

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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.