Home / 25,202,492.20-37,778,855.10-12,412,527.40

Finding the Fourth Proportional to 25,202,492.20, 37,778,855.10 and 12,412,527.40

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Solution

The fourth proportional to 25,202,492.20, 37,778,855.10 and 12,412,527.40 is: 18,606,535.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,202,492.20 : 37,778,855.10 = 12,412,527.40 : x
  2. Step 2: Convert to fraction form
    25,202,492.20/37,778,855.10 = 12,412,527.40/x
  3. Step 3: Cross multiply
    25,202,492.20x = 37,778,855.10 × 12,412,527.40
  4. Step 4: Simplify right side
    25,202,492.20x = 468,931,074,069,379.75
  5. Step 5: Solve for x
    x = 468,931,074,069,379.75/25,202,492.20
  6. Step 6: Final answer
    x = 18,606,535.83

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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.