Home / 40,830,011.80-61,245,017.70-12,073,586.20

Finding the Fourth Proportional to 40,830,011.80, 61,245,017.70 and 12,073,586.20

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Solution

The fourth proportional to 40,830,011.80, 61,245,017.70 and 12,073,586.20 is: 18,110,379.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,830,011.80 : 61,245,017.70 = 12,073,586.20 : x
  2. Step 2: Convert to fraction form
    40,830,011.80/61,245,017.70 = 12,073,586.20/x
  3. Step 3: Cross multiply
    40,830,011.80x = 61,245,017.70 × 12,073,586.20
  4. Step 4: Simplify right side
    40,830,011.80x = 739,447,000,521,475.75
  5. Step 5: Solve for x
    x = 739,447,000,521,475.75/40,830,011.80
  6. Step 6: Final answer
    x = 18,110,379.30

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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.