Home / 13,610,030.10-20,415,045.15-8,791,631.70

Finding the Fourth Proportional to 13,610,030.10, 20,415,045.15 and 8,791,631.70

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Solution

The fourth proportional to 13,610,030.10, 20,415,045.15 and 8,791,631.70 is: 13,187,447.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,610,030.10 : 20,415,045.15 = 8,791,631.70 : x
  2. Step 2: Convert to fraction form
    13,610,030.10/20,415,045.15 = 8,791,631.70/x
  3. Step 3: Cross multiply
    13,610,030.10x = 20,415,045.15 × 8,791,631.70
  4. Step 4: Simplify right side
    13,610,030.10x = 179,481,558,097,671.22
  5. Step 5: Solve for x
    x = 179,481,558,097,671.22/13,610,030.10
  6. Step 6: Final answer
    x = 13,187,447.55

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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.