Home / 13,604,455.85-18,774,149.05-7,492,884.35

Finding the Fourth Proportional to 13,604,455.85, 18,774,149.05 and 7,492,884.35

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Solution

The fourth proportional to 13,604,455.85, 18,774,149.05 and 7,492,884.35 is: 10,340,180.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,604,455.85 : 18,774,149.05 = 7,492,884.35 : x
  2. Step 2: Convert to fraction form
    13,604,455.85/18,774,149.05 = 7,492,884.35/x
  3. Step 3: Cross multiply
    13,604,455.85x = 18,774,149.05 × 7,492,884.35
  4. Step 4: Simplify right side
    13,604,455.85x = 140,672,527,516,807.72
  5. Step 5: Solve for x
    x = 140,672,527,516,807.72/13,604,455.85
  6. Step 6: Final answer
    x = 10,340,180.39

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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.