Home / 30,610,249.03-42,242,143.89-16,859,213.16

Finding the Fourth Proportional to 30,610,249.03, 42,242,143.89 and 16,859,213.16

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Solution

The fourth proportional to 30,610,249.03, 42,242,143.89 and 16,859,213.16 is: 23,265,714.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,610,249.03 : 42,242,143.89 = 16,859,213.16 : x
  2. Step 2: Convert to fraction form
    30,610,249.03/42,242,143.89 = 16,859,213.16/x
  3. Step 3: Cross multiply
    30,610,249.03x = 42,242,143.89 × 16,859,213.16
  4. Step 4: Simplify right side
    30,610,249.03x = 712,169,308,176,901.62
  5. Step 5: Solve for x
    x = 712,169,308,176,901.62/30,610,249.03
  6. Step 6: Final answer
    x = 23,265,714.29

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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.