Home / 21,059,529.48-31,591,222.02-5,913,358.92

Finding the Fourth Proportional to 21,059,529.48, 31,591,222.02 and 5,913,358.92

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Solution

The fourth proportional to 21,059,529.48, 31,591,222.02 and 5,913,358.92 is: 8,870,579.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,059,529.48 : 31,591,222.02 = 5,913,358.92 : x
  2. Step 2: Convert to fraction form
    21,059,529.48/31,591,222.02 = 5,913,358.92/x
  3. Step 3: Cross multiply
    21,059,529.48x = 31,591,222.02 × 5,913,358.92
  4. Step 4: Simplify right side
    21,059,529.48x = 186,810,234,525,667.41
  5. Step 5: Solve for x
    x = 186,810,234,525,667.41/21,059,529.48
  6. Step 6: Final answer
    x = 8,870,579.69

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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.