Home / 32,900,278.40-45,403,802.80-18,215,944.24

Finding the Fourth Proportional to 32,900,278.40, 45,403,802.80 and 18,215,944.24

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Solution

The fourth proportional to 32,900,278.40, 45,403,802.80 and 18,215,944.24 is: 25,138,788.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,900,278.40 : 45,403,802.80 = 18,215,944.24 : x
  2. Step 2: Convert to fraction form
    32,900,278.40/45,403,802.80 = 18,215,944.24/x
  3. Step 3: Cross multiply
    32,900,278.40x = 45,403,802.80 × 18,215,944.24
  4. Step 4: Simplify right side
    32,900,278.40x = 827,073,140,088,755.75
  5. Step 5: Solve for x
    x = 827,073,140,088,755.75/32,900,278.40
  6. Step 6: Final answer
    x = 25,138,788.49

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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.