Home / 32,900,392.09-45,403,960.17-18,216,058.69

Finding the Fourth Proportional to 32,900,392.09, 45,403,960.17 and 18,216,058.69

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Solution

The fourth proportional to 32,900,392.09, 45,403,960.17 and 18,216,058.69 is: 25,138,946.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,900,392.09 : 45,403,960.17 = 18,216,058.69 : x
  2. Step 2: Convert to fraction form
    32,900,392.09/45,403,960.17 = 18,216,058.69/x
  3. Step 3: Cross multiply
    32,900,392.09x = 45,403,960.17 × 18,216,058.69
  4. Step 4: Simplify right side
    32,900,392.09x = 827,081,203,215,142.50
  5. Step 5: Solve for x
    x = 827,081,203,215,142.50/32,900,392.09
  6. Step 6: Final answer
    x = 25,138,946.70

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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.