Home / 25,686,336.40-38,535,934.40-7,490,533.68

Finding the Fourth Proportional to 25,686,336.40, 38,535,934.40 and 7,490,533.68

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Solution

The fourth proportional to 25,686,336.40, 38,535,934.40 and 7,490,533.68 is: 11,237,675.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,686,336.40 : 38,535,934.40 = 7,490,533.68 : x
  2. Step 2: Convert to fraction form
    25,686,336.40/38,535,934.40 = 7,490,533.68/x
  3. Step 3: Cross multiply
    25,686,336.40x = 38,535,934.40 × 7,490,533.68
  4. Step 4: Simplify right side
    25,686,336.40x = 288,654,714,513,470.56
  5. Step 5: Solve for x
    x = 288,654,714,513,470.56/25,686,336.40
  6. Step 6: Final answer
    x = 11,237,675.55

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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.