Home / 9,487,799.76-13,093,171.38-5,136,889.08

Finding the Fourth Proportional to 9,487,799.76, 13,093,171.38 and 5,136,889.08

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Solution

The fourth proportional to 9,487,799.76, 13,093,171.38 and 5,136,889.08 is: 7,088,911.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,487,799.76 : 13,093,171.38 = 5,136,889.08 : x
  2. Step 2: Convert to fraction form
    9,487,799.76/13,093,171.38 = 5,136,889.08/x
  3. Step 3: Cross multiply
    9,487,799.76x = 13,093,171.38 × 5,136,889.08
  4. Step 4: Simplify right side
    9,487,799.76x = 67,258,169,084,490.54
  5. Step 5: Solve for x
    x = 67,258,169,084,490.54/9,487,799.76
  6. Step 6: Final answer
    x = 7,088,911.11

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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.