Home / 21,333,881.91-32,000,838.44-5,159,848.75

Finding the Fourth Proportional to 21,333,881.91, 32,000,838.44 and 5,159,848.75

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Solution

The fourth proportional to 21,333,881.91, 32,000,838.44 and 5,159,848.75 is: 7,739,776.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,333,881.91 : 32,000,838.44 = 5,159,848.75 : x
  2. Step 2: Convert to fraction form
    21,333,881.91/32,000,838.44 = 5,159,848.75/x
  3. Step 3: Cross multiply
    21,333,881.91x = 32,000,838.44 × 5,159,848.75
  4. Step 4: Simplify right side
    21,333,881.91x = 165,119,486,223,585.97
  5. Step 5: Solve for x
    x = 165,119,486,223,585.97/21,333,881.91
  6. Step 6: Final answer
    x = 7,739,776.89

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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.