Home / 14,292,669.96-19,724,009.12-7,766,299.40

Finding the Fourth Proportional to 14,292,669.96, 19,724,009.12 and 7,766,299.40

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Solution

The fourth proportional to 14,292,669.96, 19,724,009.12 and 7,766,299.40 is: 10,717,560.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,292,669.96 : 19,724,009.12 = 7,766,299.40 : x
  2. Step 2: Convert to fraction form
    14,292,669.96/19,724,009.12 = 7,766,299.40/x
  3. Step 3: Cross multiply
    14,292,669.96x = 19,724,009.12 × 7,766,299.40
  4. Step 4: Simplify right side
    14,292,669.96x = 153,182,560,085,922.59
  5. Step 5: Solve for x
    x = 153,182,560,085,922.59/14,292,669.96
  6. Step 6: Final answer
    x = 10,717,560.86

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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.