Home / 16,440,947.40-24,661,421.10-15,779,598.60

Finding the Fourth Proportional to 16,440,947.40, 24,661,421.10 and 15,779,598.60

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Solution

The fourth proportional to 16,440,947.40, 24,661,421.10 and 15,779,598.60 is: 23,669,397.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,440,947.40 : 24,661,421.10 = 15,779,598.60 : x
  2. Step 2: Convert to fraction form
    16,440,947.40/24,661,421.10 = 15,779,598.60/x
  3. Step 3: Cross multiply
    16,440,947.40x = 24,661,421.10 × 15,779,598.60
  4. Step 4: Simplify right side
    16,440,947.40x = 389,147,325,863,570.50
  5. Step 5: Solve for x
    x = 389,147,325,863,570.50/16,440,947.40
  6. Step 6: Final answer
    x = 23,669,397.90

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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.