Home / 12,291,946.65-18,402,490.58-12,291,946.65

Finding the Fourth Proportional to 12,291,946.65, 18,402,490.58 and 12,291,946.65

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Solution

The fourth proportional to 12,291,946.65, 18,402,490.58 and 12,291,946.65 is: 18,402,490.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,291,946.65 : 18,402,490.58 = 12,291,946.65 : x
  2. Step 2: Convert to fraction form
    12,291,946.65/18,402,490.58 = 12,291,946.65/x
  3. Step 3: Cross multiply
    12,291,946.65x = 18,402,490.58 × 12,291,946.65
  4. Step 4: Simplify right side
    12,291,946.65x = 226,202,432,375,027.81
  5. Step 5: Solve for x
    x = 226,202,432,375,027.81/12,291,946.65
  6. Step 6: Final answer
    x = 18,402,490.58

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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.