Home / 19,983,610.40-29,968,417.20-10,395,802.40

Finding the Fourth Proportional to 19,983,610.40, 29,968,417.20 and 10,395,802.40

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Solution

The fourth proportional to 19,983,610.40, 29,968,417.20 and 10,395,802.40 is: 15,590,062.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,983,610.40 : 29,968,417.20 = 10,395,802.40 : x
  2. Step 2: Convert to fraction form
    19,983,610.40/29,968,417.20 = 10,395,802.40/x
  3. Step 3: Cross multiply
    19,983,610.40x = 29,968,417.20 × 10,395,802.40
  4. Step 4: Simplify right side
    19,983,610.40x = 311,545,743,451,961.31
  5. Step 5: Solve for x
    x = 311,545,743,451,961.31/19,983,610.40
  6. Step 6: Final answer
    x = 15,590,062.92

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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.