Home / 13,257,095.90-19,885,655.01-6,338,947.56

Finding the Fourth Proportional to 13,257,095.90, 19,885,655.01 and 6,338,947.56

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Solution

The fourth proportional to 13,257,095.90, 19,885,655.01 and 6,338,947.56 is: 9,508,426.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,257,095.90 : 19,885,655.01 = 6,338,947.56 : x
  2. Step 2: Convert to fraction form
    13,257,095.90/19,885,655.01 = 6,338,947.56/x
  3. Step 3: Cross multiply
    13,257,095.90x = 19,885,655.01 × 6,338,947.56
  4. Step 4: Simplify right side
    13,257,095.90x = 126,054,124,365,697.94
  5. Step 5: Solve for x
    x = 126,054,124,365,697.94/13,257,095.90
  6. Step 6: Final answer
    x = 9,508,426.68

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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.