Home / 30,095,278.20-45,156,914.10-15,734,561.40

Finding the Fourth Proportional to 30,095,278.20, 45,156,914.10 and 15,734,561.40

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Solution

The fourth proportional to 30,095,278.20, 45,156,914.10 and 15,734,561.40 is: 23,609,159.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,095,278.20 : 45,156,914.10 = 15,734,561.40 : x
  2. Step 2: Convert to fraction form
    30,095,278.20/45,156,914.10 = 15,734,561.40/x
  3. Step 3: Cross multiply
    30,095,278.20x = 45,156,914.10 × 15,734,561.40
  4. Step 4: Simplify right side
    30,095,278.20x = 710,524,237,540,975.75
  5. Step 5: Solve for x
    x = 710,524,237,540,975.75/30,095,278.20
  6. Step 6: Final answer
    x = 23,609,159.98

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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.