Home / 14,159,342.16-21,230,470.70-5,406,192.31

Finding the Fourth Proportional to 14,159,342.16, 21,230,470.70 and 5,406,192.31

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Solution

The fourth proportional to 14,159,342.16, 21,230,470.70 and 5,406,192.31 is: 8,106,026.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,159,342.16 : 21,230,470.70 = 5,406,192.31 : x
  2. Step 2: Convert to fraction form
    14,159,342.16/21,230,470.70 = 5,406,192.31/x
  3. Step 3: Cross multiply
    14,159,342.16x = 21,230,470.70 × 5,406,192.31
  4. Step 4: Simplify right side
    14,159,342.16x = 114,776,007,408,989.34
  5. Step 5: Solve for x
    x = 114,776,007,408,989.34/14,159,342.16
  6. Step 6: Final answer
    x = 8,106,026.83

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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.