Home / 14,220,303.65-19,623,879.53-7,693,789.91

Finding the Fourth Proportional to 14,220,303.65, 19,623,879.53 and 7,693,789.91

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Solution

The fourth proportional to 14,220,303.65, 19,623,879.53 and 7,693,789.91 is: 10,617,354.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,220,303.65 : 19,623,879.53 = 7,693,789.91 : x
  2. Step 2: Convert to fraction form
    14,220,303.65/19,623,879.53 = 7,693,789.91/x
  3. Step 3: Cross multiply
    14,220,303.65x = 19,623,879.53 × 7,693,789.91
  4. Step 4: Simplify right side
    14,220,303.65x = 150,982,006,333,560.28
  5. Step 5: Solve for x
    x = 150,982,006,333,560.28/14,220,303.65
  6. Step 6: Final answer
    x = 10,617,354.60

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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.