Home / 32,656,066.79-45,046,628.82-20,411,666.15

Finding the Fourth Proportional to 32,656,066.79, 45,046,628.82 and 20,411,666.15

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Solution

The fourth proportional to 32,656,066.79, 45,046,628.82 and 20,411,666.15 is: 28,156,383.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,656,066.79 : 45,046,628.82 = 20,411,666.15 : x
  2. Step 2: Convert to fraction form
    32,656,066.79/45,046,628.82 = 20,411,666.15/x
  3. Step 3: Cross multiply
    32,656,066.79x = 45,046,628.82 × 20,411,666.15
  4. Step 4: Simplify right side
    32,656,066.79x = 919,476,748,431,575.25
  5. Step 5: Solve for x
    x = 919,476,748,431,575.25/32,656,066.79
  6. Step 6: Final answer
    x = 28,156,383.76

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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.