Home / 15,719,879.36-21,693,211.62-8,844,345.02

Finding the Fourth Proportional to 15,719,879.36, 21,693,211.62 and 8,844,345.02

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Solution

The fourth proportional to 15,719,879.36, 21,693,211.62 and 8,844,345.02 is: 12,205,071.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,719,879.36 : 21,693,211.62 = 8,844,345.02 : x
  2. Step 2: Convert to fraction form
    15,719,879.36/21,693,211.62 = 8,844,345.02/x
  3. Step 3: Cross multiply
    15,719,879.36x = 21,693,211.62 × 8,844,345.02
  4. Step 4: Simplify right side
    15,719,879.36x = 191,862,248,159,153.12
  5. Step 5: Solve for x
    x = 191,862,248,159,153.12/15,719,879.36
  6. Step 6: Final answer
    x = 12,205,071.28

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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.