Home / 12,097,730.70-18,146,596.05-10,271,148.30

Finding the Fourth Proportional to 12,097,730.70, 18,146,596.05 and 10,271,148.30

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Solution

The fourth proportional to 12,097,730.70, 18,146,596.05 and 10,271,148.30 is: 15,406,722.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097,730.70 : 18,146,596.05 = 10,271,148.30 : x
  2. Step 2: Convert to fraction form
    12,097,730.70/18,146,596.05 = 10,271,148.30/x
  3. Step 3: Cross multiply
    12,097,730.70x = 18,146,596.05 × 10,271,148.30
  4. Step 4: Simplify right side
    12,097,730.70x = 186,386,379,169,744.25
  5. Step 5: Solve for x
    x = 186,386,379,169,744.25/12,097,730.70
  6. Step 6: Final answer
    x = 15,406,722.45

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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.