Home / 14,353,804.18-19,808,727.96-7,827,789.70

Finding the Fourth Proportional to 14,353,804.18, 19,808,727.96 and 7,827,789.70

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Solution

The fourth proportional to 14,353,804.18, 19,808,727.96 and 7,827,789.70 is: 10,802,610.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,353,804.18 : 19,808,727.96 = 7,827,789.70 : x
  2. Step 2: Convert to fraction form
    14,353,804.18/19,808,727.96 = 7,827,789.70/x
  3. Step 3: Cross multiply
    14,353,804.18x = 19,808,727.96 × 7,827,789.70
  4. Step 4: Simplify right side
    14,353,804.18x = 155,058,556,695,390.03
  5. Step 5: Solve for x
    x = 155,058,556,695,390.03/14,353,804.18
  6. Step 6: Final answer
    x = 10,802,610.57

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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.