Home / 8,031,409.80-12,047,114.70-2,712,625.80

Finding the Fourth Proportional to 8,031,409.80, 12,047,114.70 and 2,712,625.80

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Solution

The fourth proportional to 8,031,409.80, 12,047,114.70 and 2,712,625.80 is: 4,068,938.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,031,409.80 : 12,047,114.70 = 2,712,625.80 : x
  2. Step 2: Convert to fraction form
    8,031,409.80/12,047,114.70 = 2,712,625.80/x
  3. Step 3: Cross multiply
    8,031,409.80x = 12,047,114.70 × 2,712,625.80
  4. Step 4: Simplify right side
    8,031,409.80x = 32,679,314,150,779.25
  5. Step 5: Solve for x
    x = 32,679,314,150,779.25/8,031,409.80
  6. Step 6: Final answer
    x = 4,068,938.70

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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.