Home / 38,888,947.40-58,296,096.30-30,248,256.20

Finding the Fourth Proportional to 38,888,947.40, 58,296,096.30 and 30,248,256.20

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Solution

The fourth proportional to 38,888,947.40, 58,296,096.30 and 30,248,256.20 is: 45,343,352.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,888,947.40 : 58,296,096.30 = 30,248,256.20 : x
  2. Step 2: Convert to fraction form
    38,888,947.40/58,296,096.30 = 30,248,256.20/x
  3. Step 3: Cross multiply
    38,888,947.40x = 58,296,096.30 × 30,248,256.20
  4. Step 4: Simplify right side
    38,888,947.40x = 1,763,355,256,342,272
  5. Step 5: Solve for x
    x = 1,763,355,256,342,272/38,888,947.40
  6. Step 6: Final answer
    x = 45,343,352.66

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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.