Home / 13,813,106.79-20,716,125.81-4,095,447.42

Finding the Fourth Proportional to 13,813,106.79, 20,716,125.81 and 4,095,447.42

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Solution

The fourth proportional to 13,813,106.79, 20,716,125.81 and 4,095,447.42 is: 6,142,123.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,813,106.79 : 20,716,125.81 = 4,095,447.42 : x
  2. Step 2: Convert to fraction form
    13,813,106.79/20,716,125.81 = 4,095,447.42/x
  3. Step 3: Cross multiply
    13,813,106.79x = 20,716,125.81 × 4,095,447.42
  4. Step 4: Simplify right side
    13,813,106.79x = 84,841,804,000,959.91
  5. Step 5: Solve for x
    x = 84,841,804,000,959.91/13,813,106.79
  6. Step 6: Final answer
    x = 6,142,123.22

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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.