Home / 52,588,015.20-78,882,022.80-16,686,165.60

Finding the Fourth Proportional to 52,588,015.20, 78,882,022.80 and 16,686,165.60

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Solution

The fourth proportional to 52,588,015.20, 78,882,022.80 and 16,686,165.60 is: 25,029,248.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,588,015.20 : 78,882,022.80 = 16,686,165.60 : x
  2. Step 2: Convert to fraction form
    52,588,015.20/78,882,022.80 = 16,686,165.60/x
  3. Step 3: Cross multiply
    52,588,015.20x = 78,882,022.80 × 16,686,165.60
  4. Step 4: Simplify right side
    52,588,015.20x = 1,316,238,495,303,775.50
  5. Step 5: Solve for x
    x = 1,316,238,495,303,775.50/52,588,015.20
  6. Step 6: Final answer
    x = 25,029,248.40

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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.