Home / 25,432,412.95-35,189,149.58-22,176,018.55

Finding the Fourth Proportional to 25,432,412.95, 35,189,149.58 and 22,176,018.55

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Solution

The fourth proportional to 25,432,412.95, 35,189,149.58 and 22,176,018.55 is: 30,683,491.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,432,412.95 : 35,189,149.58 = 22,176,018.55 : x
  2. Step 2: Convert to fraction form
    25,432,412.95/35,189,149.58 = 22,176,018.55/x
  3. Step 3: Cross multiply
    25,432,412.95x = 35,189,149.58 × 22,176,018.55
  4. Step 4: Simplify right side
    25,432,412.95x = 780,355,233,844,804.75
  5. Step 5: Solve for x
    x = 780,355,233,844,804.75/25,432,412.95
  6. Step 6: Final answer
    x = 30,683,491.79

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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.