Home / 67,448,351.70-93,039,874.02-40,606,997.51

Finding the Fourth Proportional to 67,448,351.70, 93,039,874.02 and 40,606,997.51

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Solution

The fourth proportional to 67,448,351.70, 93,039,874.02 and 40,606,997.51 is: 56,014,266.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,448,351.70 : 93,039,874.02 = 40,606,997.51 : x
  2. Step 2: Convert to fraction form
    67,448,351.70/93,039,874.02 = 40,606,997.51/x
  3. Step 3: Cross multiply
    67,448,351.70x = 93,039,874.02 × 40,606,997.51
  4. Step 4: Simplify right side
    67,448,351.70x = 3,778,069,931,992,619.50
  5. Step 5: Solve for x
    x = 3,778,069,931,992,619.50/67,448,351.70
  6. Step 6: Final answer
    x = 56,014,266.28

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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.