Home / 13,713,288.99-20,555,430.63-5,071,835.98

Finding the Fourth Proportional to 13,713,288.99, 20,555,430.63 and 5,071,835.98

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Solution

The fourth proportional to 13,713,288.99, 20,555,430.63 and 5,071,835.98 is: 7,602,390.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,713,288.99 : 20,555,430.63 = 5,071,835.98 : x
  2. Step 2: Convert to fraction form
    13,713,288.99/20,555,430.63 = 5,071,835.98/x
  3. Step 3: Cross multiply
    13,713,288.99x = 20,555,430.63 × 5,071,835.98
  4. Step 4: Simplify right side
    13,713,288.99x = 104,253,772,653,628.08
  5. Step 5: Solve for x
    x = 104,253,772,653,628.08/13,713,288.99
  6. Step 6: Final answer
    x = 7,602,390.11

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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.