Home / 9,696,120.19-13,380,686.40-5,345,111.23

Finding the Fourth Proportional to 9,696,120.19, 13,380,686.40 and 5,345,111.23

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Solution

The fourth proportional to 9,696,120.19, 13,380,686.40 and 5,345,111.23 is: 7,376,275.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,696,120.19 : 13,380,686.40 = 5,345,111.23 : x
  2. Step 2: Convert to fraction form
    9,696,120.19/13,380,686.40 = 5,345,111.23/x
  3. Step 3: Cross multiply
    9,696,120.19x = 13,380,686.40 × 5,345,111.23
  4. Step 4: Simplify right side
    9,696,120.19x = 71,521,257,141,748.28
  5. Step 5: Solve for x
    x = 71,521,257,141,748.28/9,696,120.19
  6. Step 6: Final answer
    x = 7,376,275.84

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Double scale
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1.5x scale

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.