Home / 25,354,013.60-38,030,674.80-8,315,242.40

Finding the Fourth Proportional to 25,354,013.60, 38,030,674.80 and 8,315,242.40

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Solution

The fourth proportional to 25,354,013.60, 38,030,674.80 and 8,315,242.40 is: 12,472,750.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,354,013.60 : 38,030,674.80 = 8,315,242.40 : x
  2. Step 2: Convert to fraction form
    25,354,013.60/38,030,674.80 = 8,315,242.40/x
  3. Step 3: Cross multiply
    25,354,013.60x = 38,030,674.80 × 8,315,242.40
  4. Step 4: Simplify right side
    25,354,013.60x = 316,234,279,597,571.50
  5. Step 5: Solve for x
    x = 316,234,279,597,571.50/25,354,013.60
  6. Step 6: Final answer
    x = 12,472,750.26

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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.