Home / 40,426,433.10-60,642,274.05-21,294,557.10

Finding the Fourth Proportional to 40,426,433.10, 60,642,274.05 and 21,294,557.10

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Solution

The fourth proportional to 40,426,433.10, 60,642,274.05 and 21,294,557.10 is: 31,943,218.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,426,433.10 : 60,642,274.05 = 21,294,557.10 : x
  2. Step 2: Convert to fraction form
    40,426,433.10/60,642,274.05 = 21,294,557.10/x
  3. Step 3: Cross multiply
    40,426,433.10x = 60,642,274.05 × 21,294,557.10
  4. Step 4: Simplify right side
    40,426,433.10x = 1,291,350,367,431,573.25
  5. Step 5: Solve for x
    x = 1,291,350,367,431,573.25/40,426,433.10
  6. Step 6: Final answer
    x = 31,943,218.05

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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.