Home / 42,631,285.69-63,922,450.32-16,693,218.29

Finding the Fourth Proportional to 42,631,285.69, 63,922,450.32 and 16,693,218.29

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Solution

The fourth proportional to 42,631,285.69, 63,922,450.32 and 16,693,218.29 is: 25,030,242.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,631,285.69 : 63,922,450.32 = 16,693,218.29 : x
  2. Step 2: Convert to fraction form
    42,631,285.69/63,922,450.32 = 16,693,218.29/x
  3. Step 3: Cross multiply
    42,631,285.69x = 63,922,450.32 × 16,693,218.29
  4. Step 4: Simplify right side
    42,631,285.69x = 1,067,071,416,732,987.25
  5. Step 5: Solve for x
    x = 1,067,071,416,732,987.25/42,631,285.69
  6. Step 6: Final answer
    x = 25,030,242.45

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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.