Home / 42,726,198.65-64,089,298.80-10,377,883.22

Finding the Fourth Proportional to 42,726,198.65, 64,089,298.80 and 10,377,883.22

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Solution

The fourth proportional to 42,726,198.65, 64,089,298.80 and 10,377,883.22 is: 15,566,825.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,726,198.65 : 64,089,298.80 = 10,377,883.22 : x
  2. Step 2: Convert to fraction form
    42,726,198.65/64,089,298.80 = 10,377,883.22/x
  3. Step 3: Cross multiply
    42,726,198.65x = 64,089,298.80 × 10,377,883.22
  4. Step 4: Simplify right side
    42,726,198.65x = 665,111,258,598,086.12
  5. Step 5: Solve for x
    x = 665,111,258,598,086.12/42,726,198.65
  6. Step 6: Final answer
    x = 15,566,825.03

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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.