Home / 52,857,025.20-79,266,875.40-18,779,482.80

Finding the Fourth Proportional to 52,857,025.20, 79,266,875.40 and 18,779,482.80

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Solution

The fourth proportional to 52,857,025.20, 79,266,875.40 and 18,779,482.80 is: 28,162,593.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,857,025.20 : 79,266,875.40 = 18,779,482.80 : x
  2. Step 2: Convert to fraction form
    52,857,025.20/79,266,875.40 = 18,779,482.80/x
  3. Step 3: Cross multiply
    52,857,025.20x = 79,266,875.40 × 18,779,482.80
  4. Step 4: Simplify right side
    52,857,025.20x = 1,488,590,923,184,043.25
  5. Step 5: Solve for x
    x = 1,488,590,923,184,043.25/52,857,025.20
  6. Step 6: Final answer
    x = 28,162,593.67

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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.