Home / 13,285,931.04-19,935,097.92-5,196,810.96

Finding the Fourth Proportional to 13,285,931.04, 19,935,097.92 and 5,196,810.96

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Solution

The fourth proportional to 13,285,931.04, 19,935,097.92 and 5,196,810.96 is: 7,797,642.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,285,931.04 : 19,935,097.92 = 5,196,810.96 : x
  2. Step 2: Convert to fraction form
    13,285,931.04/19,935,097.92 = 5,196,810.96/x
  3. Step 3: Cross multiply
    13,285,931.04x = 19,935,097.92 × 5,196,810.96
  4. Step 4: Simplify right side
    13,285,931.04x = 103,598,935,359,329.22
  5. Step 5: Solve for x
    x = 103,598,935,359,329.22/13,285,931.04
  6. Step 6: Final answer
    x = 7,797,642.11

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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.