Home / 18,184,815.81-25,094,849.36-9,924,810.93

Finding the Fourth Proportional to 18,184,815.81, 25,094,849.36 and 9,924,810.93

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Solution

The fourth proportional to 18,184,815.81, 25,094,849.36 and 9,924,810.93 is: 13,696,131.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,184,815.81 : 25,094,849.36 = 9,924,810.93 : x
  2. Step 2: Convert to fraction form
    18,184,815.81/25,094,849.36 = 9,924,810.93/x
  3. Step 3: Cross multiply
    18,184,815.81x = 25,094,849.36 × 9,924,810.93
  4. Step 4: Simplify right side
    18,184,815.81x = 249,061,635,165,207.44
  5. Step 5: Solve for x
    x = 249,061,635,165,207.44/18,184,815.81
  6. Step 6: Final answer
    x = 13,696,131.86

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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.