Home / 31,546,900.60-47,294,106.90-13,365,057.40

Finding the Fourth Proportional to 31,546,900.60, 47,294,106.90 and 13,365,057.40

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Solution

The fourth proportional to 31,546,900.60, 47,294,106.90 and 13,365,057.40 is: 20,036,467.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,546,900.60 : 47,294,106.90 = 13,365,057.40 : x
  2. Step 2: Convert to fraction form
    31,546,900.60/47,294,106.90 = 13,365,057.40/x
  3. Step 3: Cross multiply
    31,546,900.60x = 47,294,106.90 × 13,365,057.40
  4. Step 4: Simplify right side
    31,546,900.60x = 632,088,453,400,236
  5. Step 5: Solve for x
    x = 632,088,453,400,236/31,546,900.60
  6. Step 6: Final answer
    x = 20,036,467.65

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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.