Home / 32,654,168.40-45,047,674.92-21,055,457.68

Finding the Fourth Proportional to 32,654,168.40, 45,047,674.92 and 21,055,457.68

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Solution

The fourth proportional to 32,654,168.40, 45,047,674.92 and 21,055,457.68 is: 29,046,809.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,654,168.40 : 45,047,674.92 = 21,055,457.68 : x
  2. Step 2: Convert to fraction form
    32,654,168.40/45,047,674.92 = 21,055,457.68/x
  3. Step 3: Cross multiply
    32,654,168.40x = 45,047,674.92 × 21,055,457.68
  4. Step 4: Simplify right side
    32,654,168.40x = 948,499,412,860,457.38
  5. Step 5: Solve for x
    x = 948,499,412,860,457.38/32,654,168.40
  6. Step 6: Final answer
    x = 29,046,809.62

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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.