Home / 72,881,618.10-109,364,417.55-27,475,998.90

Finding the Fourth Proportional to 72,881,618.10, 109,364,417.55 and 27,475,998.90

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Solution

The fourth proportional to 72,881,618.10, 109,364,417.55 and 27,475,998.90 is: 41,229,828.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,881,618.10 : 109,364,417.55 = 27,475,998.90 : x
  2. Step 2: Convert to fraction form
    72,881,618.10/109,364,417.55 = 27,475,998.90/x
  3. Step 3: Cross multiply
    72,881,618.10x = 109,364,417.55 × 27,475,998.90
  4. Step 4: Simplify right side
    72,881,618.10x = 3,004,896,616,302,940.50
  5. Step 5: Solve for x
    x = 3,004,896,616,302,940.50/72,881,618.10
  6. Step 6: Final answer
    x = 41,229,828.52

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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.