Home / 10,187,420.60-14,057,363.14-6,886,896.35

Finding the Fourth Proportional to 10,187,420.60, 14,057,363.14 and 6,886,896.35

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Solution

The fourth proportional to 10,187,420.60, 14,057,363.14 and 6,886,896.35 is: 9,503,053.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,187,420.60 : 14,057,363.14 = 6,886,896.35 : x
  2. Step 2: Convert to fraction form
    10,187,420.60/14,057,363.14 = 6,886,896.35/x
  3. Step 3: Cross multiply
    10,187,420.60x = 14,057,363.14 × 6,886,896.35
  4. Step 4: Simplify right side
    10,187,420.60x = 96,811,602,811,986.47
  5. Step 5: Solve for x
    x = 96,811,602,811,986.47/10,187,420.60
  6. Step 6: Final answer
    x = 9,503,053.48

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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.