Home / 60,170,100-90,291,014.64-21,834,605.76

Finding the Fourth Proportional to 60,170,100, 90,291,014.64 and 21,834,605.76

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Solution

The fourth proportional to 60,170,100, 90,291,014.64 and 21,834,605.76 is: 32,764,923.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,170,100 : 90,291,014.64 = 21,834,605.76 : x
  2. Step 2: Convert to fraction form
    60,170,100/90,291,014.64 = 21,834,605.76/x
  3. Step 3: Cross multiply
    60,170,100x = 90,291,014.64 × 21,834,605.76
  4. Step 4: Simplify right side
    60,170,100x = 1,971,468,708,334,788.50
  5. Step 5: Solve for x
    x = 1,971,468,708,334,788.50/60,170,100
  6. Step 6: Final answer
    x = 32,764,923.25

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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.