Home / 30,607,649.93-42,235,433.96-18,845,052.23

Finding the Fourth Proportional to 30,607,649.93, 42,235,433.96 and 18,845,052.23

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Solution

The fourth proportional to 30,607,649.93, 42,235,433.96 and 18,845,052.23 is: 26,004,249.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,607,649.93 : 42,235,433.96 = 18,845,052.23 : x
  2. Step 2: Convert to fraction form
    30,607,649.93/42,235,433.96 = 18,845,052.23/x
  3. Step 3: Cross multiply
    30,607,649.93x = 42,235,433.96 × 18,845,052.23
  4. Step 4: Simplify right side
    30,607,649.93x = 795,928,958,944,279.12
  5. Step 5: Solve for x
    x = 795,928,958,944,279.12/30,607,649.93
  6. Step 6: Final answer
    x = 26,004,249.29

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1.5x scale

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.