Home / 8,958,205.80-13,437,308.70-4,913,130.60

Finding the Fourth Proportional to 8,958,205.80, 13,437,308.70 and 4,913,130.60

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Solution

The fourth proportional to 8,958,205.80, 13,437,308.70 and 4,913,130.60 is: 7,369,695.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,958,205.80 : 13,437,308.70 = 4,913,130.60 : x
  2. Step 2: Convert to fraction form
    8,958,205.80/13,437,308.70 = 4,913,130.60/x
  3. Step 3: Cross multiply
    8,958,205.80x = 13,437,308.70 × 4,913,130.60
  4. Step 4: Simplify right side
    8,958,205.80x = 66,019,252,555,616.21
  5. Step 5: Solve for x
    x = 66,019,252,555,616.21/8,958,205.80
  6. Step 6: Final answer
    x = 7,369,695.90

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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.