Home / 42,203,044.40-63,303,385.56-13,450,905.32

Finding the Fourth Proportional to 42,203,044.40, 63,303,385.56 and 13,450,905.32

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Solution

The fourth proportional to 42,203,044.40, 63,303,385.56 and 13,450,905.32 is: 20,175,981.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,203,044.40 : 63,303,385.56 = 13,450,905.32 : x
  2. Step 2: Convert to fraction form
    42,203,044.40/63,303,385.56 = 13,450,905.32/x
  3. Step 3: Cross multiply
    42,203,044.40x = 63,303,385.56 × 13,450,905.32
  4. Step 4: Simplify right side
    42,203,044.40x = 851,487,845,603,015.25
  5. Step 5: Solve for x
    x = 851,487,845,603,015.25/42,203,044.40
  6. Step 6: Final answer
    x = 20,175,981.56

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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.