Home / 30,363,403.60-45,545,105.40-27,434,573.20

Finding the Fourth Proportional to 30,363,403.60, 45,545,105.40 and 27,434,573.20

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Solution

The fourth proportional to 30,363,403.60, 45,545,105.40 and 27,434,573.20 is: 41,151,859.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,363,403.60 : 45,545,105.40 = 27,434,573.20 : x
  2. Step 2: Convert to fraction form
    30,363,403.60/45,545,105.40 = 27,434,573.20/x
  3. Step 3: Cross multiply
    30,363,403.60x = 45,545,105.40 × 27,434,573.20
  4. Step 4: Simplify right side
    30,363,403.60x = 1,249,510,527,998,015.25
  5. Step 5: Solve for x
    x = 1,249,510,527,998,015.25/30,363,403.60
  6. Step 6: Final answer
    x = 41,151,859.80

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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.