Home / 19,719,616.90-27,214,479.48-10,898,878.63

Finding the Fourth Proportional to 19,719,616.90, 27,214,479.48 and 10,898,878.63

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Solution

The fourth proportional to 19,719,616.90, 27,214,479.48 and 10,898,878.63 is: 15,041,230.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,719,616.90 : 27,214,479.48 = 10,898,878.63 : x
  2. Step 2: Convert to fraction form
    19,719,616.90/27,214,479.48 = 10,898,878.63/x
  3. Step 3: Cross multiply
    19,719,616.90x = 27,214,479.48 × 10,898,878.63
  4. Step 4: Simplify right side
    19,719,616.90x = 296,607,308,831,145.56
  5. Step 5: Solve for x
    x = 296,607,308,831,145.56/19,719,616.90
  6. Step 6: Final answer
    x = 15,041,230.79

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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.