Home / 22,428,025.95-33,642,038.93-18,442,218.45

Finding the Fourth Proportional to 22,428,025.95, 33,642,038.93 and 18,442,218.45

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Solution

The fourth proportional to 22,428,025.95, 33,642,038.93 and 18,442,218.45 is: 27,663,327.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,428,025.95 : 33,642,038.93 = 18,442,218.45 : x
  2. Step 2: Convert to fraction form
    22,428,025.95/33,642,038.93 = 18,442,218.45/x
  3. Step 3: Cross multiply
    22,428,025.95x = 33,642,038.93 × 18,442,218.45
  4. Step 4: Simplify right side
    22,428,025.95x = 620,433,830,958,253.12
  5. Step 5: Solve for x
    x = 620,433,830,958,253.12/22,428,025.95
  6. Step 6: Final answer
    x = 27,663,327.68

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1.5x scale

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.