Home / 13,077,104.40-18,046,122.57-7,570,711.98

Finding the Fourth Proportional to 13,077,104.40, 18,046,122.57 and 7,570,711.98

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Solution

The fourth proportional to 13,077,104.40, 18,046,122.57 and 7,570,711.98 is: 10,447,419.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,077,104.40 : 18,046,122.57 = 7,570,711.98 : x
  2. Step 2: Convert to fraction form
    13,077,104.40/18,046,122.57 = 7,570,711.98/x
  3. Step 3: Cross multiply
    13,077,104.40x = 18,046,122.57 × 7,570,711.98
  4. Step 4: Simplify right side
    13,077,104.40x = 136,621,996,333,247.41
  5. Step 5: Solve for x
    x = 136,621,996,333,247.41/13,077,104.40
  6. Step 6: Final answer
    x = 10,447,419.56

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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.