Home / 30,220,245.40-45,233,921.40-23,842,953.40

Finding the Fourth Proportional to 30,220,245.40, 45,233,921.40 and 23,842,953.40

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Solution

The fourth proportional to 30,220,245.40, 45,233,921.40 and 23,842,953.40 is: 35,688,336.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,220,245.40 : 45,233,921.40 = 23,842,953.40 : x
  2. Step 2: Convert to fraction form
    30,220,245.40/45,233,921.40 = 23,842,953.40/x
  3. Step 3: Cross multiply
    30,220,245.40x = 45,233,921.40 × 23,842,953.40
  4. Step 4: Simplify right side
    30,220,245.40x = 1,078,510,280,039,462.62
  5. Step 5: Solve for x
    x = 1,078,510,280,039,462.62/30,220,245.40
  6. Step 6: Final answer
    x = 35,688,336.27

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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.