Home / 34,428,343.86-47,507,502.42-19,538,926.40

Finding the Fourth Proportional to 34,428,343.86, 47,507,502.42 and 19,538,926.40

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Solution

The fourth proportional to 34,428,343.86, 47,507,502.42 and 19,538,926.40 is: 26,961,668.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,428,343.86 : 47,507,502.42 = 19,538,926.40 : x
  2. Step 2: Convert to fraction form
    34,428,343.86/47,507,502.42 = 19,538,926.40/x
  3. Step 3: Cross multiply
    34,428,343.86x = 47,507,502.42 × 19,538,926.40
  4. Step 4: Simplify right side
    34,428,343.86x = 928,245,592,994,664.38
  5. Step 5: Solve for x
    x = 928,245,592,994,664.38/34,428,343.86
  6. Step 6: Final answer
    x = 26,961,668.47

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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.