Home / 40,426,399.10-60,642,223.05-21,294,523.10

Finding the Fourth Proportional to 40,426,399.10, 60,642,223.05 and 21,294,523.10

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Solution

The fourth proportional to 40,426,399.10, 60,642,223.05 and 21,294,523.10 is: 31,943,167.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,426,399.10 : 60,642,223.05 = 21,294,523.10 : x
  2. Step 2: Convert to fraction form
    40,426,399.10/60,642,223.05 = 21,294,523.10/x
  3. Step 3: Cross multiply
    40,426,399.10x = 60,642,223.05 × 21,294,523.10
  4. Step 4: Simplify right side
    40,426,399.10x = 1,291,347,219,573,577.50
  5. Step 5: Solve for x
    x = 1,291,347,219,573,577.50/40,426,399.10
  6. Step 6: Final answer
    x = 31,943,167.05

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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.