Home / 40,807,578.20-61,069,649.70-28,052,994.20

Finding the Fourth Proportional to 40,807,578.20, 61,069,649.70 and 28,052,994.20

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Solution

The fourth proportional to 40,807,578.20, 61,069,649.70 and 28,052,994.20 is: 41,982,068.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,807,578.20 : 61,069,649.70 = 28,052,994.20 : x
  2. Step 2: Convert to fraction form
    40,807,578.20/61,069,649.70 = 28,052,994.20/x
  3. Step 3: Cross multiply
    40,807,578.20x = 61,069,649.70 × 28,052,994.20
  4. Step 4: Simplify right side
    40,807,578.20x = 1,713,186,528,830,131.75
  5. Step 5: Solve for x
    x = 1,713,186,528,830,131.75/40,807,578.20
  6. Step 6: Final answer
    x = 41,982,068.15

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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.