Home / 19,998,673.20-27,598,031.64-10,831,106.16

Finding the Fourth Proportional to 19,998,673.20, 27,598,031.64 and 10,831,106.16

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Solution

The fourth proportional to 19,998,673.20, 27,598,031.64 and 10,831,106.16 is: 14,946,852.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,998,673.20 : 27,598,031.64 = 10,831,106.16 : x
  2. Step 2: Convert to fraction form
    19,998,673.20/27,598,031.64 = 10,831,106.16/x
  3. Step 3: Cross multiply
    19,998,673.20x = 27,598,031.64 × 10,831,106.16
  4. Step 4: Simplify right side
    19,998,673.20x = 298,917,210,499,878.94
  5. Step 5: Solve for x
    x = 298,917,210,499,878.94/19,998,673.20
  6. Step 6: Final answer
    x = 14,946,852.10

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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.