Home / 52,473,509.80-78,743,442.30-30,908,069.80

Finding the Fourth Proportional to 52,473,509.80, 78,743,442.30 and 30,908,069.80

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Solution

The fourth proportional to 52,473,509.80, 78,743,442.30 and 30,908,069.80 is: 46,381,647.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,473,509.80 : 78,743,442.30 = 30,908,069.80 : x
  2. Step 2: Convert to fraction form
    52,473,509.80/78,743,442.30 = 30,908,069.80/x
  3. Step 3: Cross multiply
    52,473,509.80x = 78,743,442.30 × 30,908,069.80
  4. Step 4: Simplify right side
    52,473,509.80x = 2,433,807,810,900,672.50
  5. Step 5: Solve for x
    x = 2,433,807,810,900,672.50/52,473,509.80
  6. Step 6: Final answer
    x = 46,381,647.05

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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.