Home / 32,900,189.18-45,403,679.93-18,215,855.66

Finding the Fourth Proportional to 32,900,189.18, 45,403,679.93 and 18,215,855.66

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Solution

The fourth proportional to 32,900,189.18, 45,403,679.93 and 18,215,855.66 is: 25,138,666.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,900,189.18 : 45,403,679.93 = 18,215,855.66 : x
  2. Step 2: Convert to fraction form
    32,900,189.18/45,403,679.93 = 18,215,855.66/x
  3. Step 3: Cross multiply
    32,900,189.18x = 45,403,679.93 × 18,215,855.66
  4. Step 4: Simplify right side
    32,900,189.18x = 827,066,880,060,148.88
  5. Step 5: Solve for x
    x = 827,066,880,060,148.88/32,900,189.18
  6. Step 6: Final answer
    x = 25,138,666.40

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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.