Home / 12,243,279.48-16,897,573.26-7,090,007.64

Finding the Fourth Proportional to 12,243,279.48, 16,897,573.26 and 7,090,007.64

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Solution

The fourth proportional to 12,243,279.48, 16,897,573.26 and 7,090,007.64 is: 9,785,280.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,243,279.48 : 16,897,573.26 = 7,090,007.64 : x
  2. Step 2: Convert to fraction form
    12,243,279.48/16,897,573.26 = 7,090,007.64/x
  3. Step 3: Cross multiply
    12,243,279.48x = 16,897,573.26 × 7,090,007.64
  4. Step 4: Simplify right side
    12,243,279.48x = 119,803,923,510,859.72
  5. Step 5: Solve for x
    x = 119,803,923,510,859.72/12,243,279.48
  6. Step 6: Final answer
    x = 9,785,280.46

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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.