Home / 13,822,484.77-19,078,822.65-8,023,134.86

Finding the Fourth Proportional to 13,822,484.77, 19,078,822.65 and 8,023,134.86

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Solution

The fourth proportional to 13,822,484.77, 19,078,822.65 and 8,023,134.86 is: 11,074,128.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,822,484.77 : 19,078,822.65 = 8,023,134.86 : x
  2. Step 2: Convert to fraction form
    13,822,484.77/19,078,822.65 = 8,023,134.86/x
  3. Step 3: Cross multiply
    13,822,484.77x = 19,078,822.65 × 8,023,134.86
  4. Step 4: Simplify right side
    13,822,484.77x = 153,071,967,090,972.56
  5. Step 5: Solve for x
    x = 153,071,967,090,972.56/13,822,484.77
  6. Step 6: Final answer
    x = 11,074,128.11

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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.