Home / 25,239,938.40-37,865,437.20-8,197,711.20

Finding the Fourth Proportional to 25,239,938.40, 37,865,437.20 and 8,197,711.20

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Solution

The fourth proportional to 25,239,938.40, 37,865,437.20 and 8,197,711.20 is: 12,298,362.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,239,938.40 : 37,865,437.20 = 8,197,711.20 : x
  2. Step 2: Convert to fraction form
    25,239,938.40/37,865,437.20 = 8,197,711.20/x
  3. Step 3: Cross multiply
    25,239,938.40x = 37,865,437.20 × 8,197,711.20
  4. Step 4: Simplify right side
    25,239,938.40x = 310,409,918,627,336.69
  5. Step 5: Solve for x
    x = 310,409,918,627,336.69/25,239,938.40
  6. Step 6: Final answer
    x = 12,298,362.77

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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.