Home / 13,257,477.80-19,885,050.30-3,672,002.60

Finding the Fourth Proportional to 13,257,477.80, 19,885,050.30 and 3,672,002.60

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Solution

The fourth proportional to 13,257,477.80, 19,885,050.30 and 3,672,002.60 is: 5,507,680.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,257,477.80 : 19,885,050.30 = 3,672,002.60 : x
  2. Step 2: Convert to fraction form
    13,257,477.80/19,885,050.30 = 3,672,002.60/x
  3. Step 3: Cross multiply
    13,257,477.80x = 19,885,050.30 × 3,672,002.60
  4. Step 4: Simplify right side
    13,257,477.80x = 73,017,956,402,730.78
  5. Step 5: Solve for x
    x = 73,017,956,402,730.78/13,257,477.80
  6. Step 6: Final answer
    x = 5,507,680.84

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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.