Home / 16,917,918.54-25,386,065.64-7,200,946.32

Finding the Fourth Proportional to 16,917,918.54, 25,386,065.64 and 7,200,946.32

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Solution

The fourth proportional to 16,917,918.54, 25,386,065.64 and 7,200,946.32 is: 10,805,330.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,917,918.54 : 25,386,065.64 = 7,200,946.32 : x
  2. Step 2: Convert to fraction form
    16,917,918.54/25,386,065.64 = 7,200,946.32/x
  3. Step 3: Cross multiply
    16,917,918.54x = 25,386,065.64 × 7,200,946.32
  4. Step 4: Simplify right side
    16,917,918.54x = 182,803,695,949,636.47
  5. Step 5: Solve for x
    x = 182,803,695,949,636.47/16,917,918.54
  6. Step 6: Final answer
    x = 10,805,330.19

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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.