Home / 13,100,733.40-19,653,864.90-4,126,192.60

Finding the Fourth Proportional to 13,100,733.40, 19,653,864.90 and 4,126,192.60

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Solution

The fourth proportional to 13,100,733.40, 19,653,864.90 and 4,126,192.60 is: 6,190,159.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,100,733.40 : 19,653,864.90 = 4,126,192.60 : x
  2. Step 2: Convert to fraction form
    13,100,733.40/19,653,864.90 = 4,126,192.60/x
  3. Step 3: Cross multiply
    13,100,733.40x = 19,653,864.90 × 4,126,192.60
  4. Step 4: Simplify right side
    13,100,733.40x = 81,095,631,911,779.73
  5. Step 5: Solve for x
    x = 81,095,631,911,779.73/13,100,733.40
  6. Step 6: Final answer
    x = 6,190,159.70

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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.