Home / 45,066,938.88-67,590,948.69-12,711,274.79

Finding the Fourth Proportional to 45,066,938.88, 67,590,948.69 and 12,711,274.79

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Solution

The fourth proportional to 45,066,938.88, 67,590,948.69 and 12,711,274.79 is: 19,064,244.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,066,938.88 : 67,590,948.69 = 12,711,274.79 : x
  2. Step 2: Convert to fraction form
    45,066,938.88/67,590,948.69 = 12,711,274.79/x
  3. Step 3: Cross multiply
    45,066,938.88x = 67,590,948.69 × 12,711,274.79
  4. Step 4: Simplify right side
    45,066,938.88x = 859,167,121,777,425.75
  5. Step 5: Solve for x
    x = 859,167,121,777,425.75/45,066,938.88
  6. Step 6: Final answer
    x = 19,064,244.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.