Home / 56,162,403.60-84,075,643.80-33,431,600.40

Finding the Fourth Proportional to 56,162,403.60, 84,075,643.80 and 33,431,600.40

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Solution

The fourth proportional to 56,162,403.60, 84,075,643.80 and 33,431,600.40 is: 50,047,418.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,162,403.60 : 84,075,643.80 = 33,431,600.40 : x
  2. Step 2: Convert to fraction form
    56,162,403.60/84,075,643.80 = 33,431,600.40/x
  3. Step 3: Cross multiply
    56,162,403.60x = 84,075,643.80 × 33,431,600.40
  4. Step 4: Simplify right side
    56,162,403.60x = 2,810,783,326,894,337.50
  5. Step 5: Solve for x
    x = 2,810,783,326,894,337.50/56,162,403.60
  6. Step 6: Final answer
    x = 50,047,418.68

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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.