Home / 16,868,078.40-25,302,117.60-8,365,022.40

Finding the Fourth Proportional to 16,868,078.40, 25,302,117.60 and 8,365,022.40

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Solution

The fourth proportional to 16,868,078.40, 25,302,117.60 and 8,365,022.40 is: 12,547,533.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,868,078.40 : 25,302,117.60 = 8,365,022.40 : x
  2. Step 2: Convert to fraction form
    16,868,078.40/25,302,117.60 = 8,365,022.40/x
  3. Step 3: Cross multiply
    16,868,078.40x = 25,302,117.60 × 8,365,022.40
  4. Step 4: Simplify right side
    16,868,078.40x = 211,652,780,491,434.25
  5. Step 5: Solve for x
    x = 211,652,780,491,434.25/16,868,078.40
  6. Step 6: Final answer
    x = 12,547,533.60

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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.