Home / 30,711,600.77-42,380,275.01-16,770,181.07

Finding the Fourth Proportional to 30,711,600.77, 42,380,275.01 and 16,770,181.07

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Solution

The fourth proportional to 30,711,600.77, 42,380,275.01 and 16,770,181.07 is: 23,141,903.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,711,600.77 : 42,380,275.01 = 16,770,181.07 : x
  2. Step 2: Convert to fraction form
    30,711,600.77/42,380,275.01 = 16,770,181.07/x
  3. Step 3: Cross multiply
    30,711,600.77x = 42,380,275.01 × 16,770,181.07
  4. Step 4: Simplify right side
    30,711,600.77x = 710,724,885,736,195.88
  5. Step 5: Solve for x
    x = 710,724,885,736,195.88/30,711,600.77
  6. Step 6: Final answer
    x = 23,141,903.00

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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.