Home / 60,509,216.40-90,752,014.80-20,119,700.40

Finding the Fourth Proportional to 60,509,216.40, 90,752,014.80 and 20,119,700.40

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Solution

The fourth proportional to 60,509,216.40, 90,752,014.80 and 20,119,700.40 is: 30,175,623.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,509,216.40 : 90,752,014.80 = 20,119,700.40 : x
  2. Step 2: Convert to fraction form
    60,509,216.40/90,752,014.80 = 20,119,700.40/x
  3. Step 3: Cross multiply
    60,509,216.40x = 90,752,014.80 × 20,119,700.40
  4. Step 4: Simplify right side
    60,509,216.40x = 1,825,903,348,472,365.75
  5. Step 5: Solve for x
    x = 1,825,903,348,472,365.75/60,509,216.40
  6. Step 6: Final answer
    x = 30,175,623.77

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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.