Home / 16,868,779.40-25,303,169.10-8,365,723.40

Finding the Fourth Proportional to 16,868,779.40, 25,303,169.10 and 8,365,723.40

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Solution

The fourth proportional to 16,868,779.40, 25,303,169.10 and 8,365,723.40 is: 12,548,585.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,868,779.40 : 25,303,169.10 = 8,365,723.40 : x
  2. Step 2: Convert to fraction form
    16,868,779.40/25,303,169.10 = 8,365,723.40/x
  3. Step 3: Cross multiply
    16,868,779.40x = 25,303,169.10 × 8,365,723.40
  4. Step 4: Simplify right side
    16,868,779.40x = 211,679,313,834,026.97
  5. Step 5: Solve for x
    x = 211,679,313,834,026.97/16,868,779.40
  6. Step 6: Final answer
    x = 12,548,585.10

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1.5x scale

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.