Home / 13,140,141.68-19,710,261.03-4,042,176.26

Finding the Fourth Proportional to 13,140,141.68, 19,710,261.03 and 4,042,176.26

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Solution

The fourth proportional to 13,140,141.68, 19,710,261.03 and 4,042,176.26 is: 6,063,279.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,140,141.68 : 19,710,261.03 = 4,042,176.26 : x
  2. Step 2: Convert to fraction form
    13,140,141.68/19,710,261.03 = 4,042,176.26/x
  3. Step 3: Cross multiply
    13,140,141.68x = 19,710,261.03 × 4,042,176.26
  4. Step 4: Simplify right side
    13,140,141.68x = 79,672,349,213,869.14
  5. Step 5: Solve for x
    x = 79,672,349,213,869.14/13,140,141.68
  6. Step 6: Final answer
    x = 6,063,279.31

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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.