Home / 25,686,283.66-38,535,855.25-7,490,480.92

Finding the Fourth Proportional to 25,686,283.66, 38,535,855.25 and 7,490,480.92

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Solution

The fourth proportional to 25,686,283.66, 38,535,855.25 and 7,490,480.92 is: 11,237,596.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,686,283.66 : 38,535,855.25 = 7,490,480.92 : x
  2. Step 2: Convert to fraction form
    25,686,283.66/38,535,855.25 = 7,490,480.92/x
  3. Step 3: Cross multiply
    25,686,283.66x = 38,535,855.25 × 7,490,480.92
  4. Step 4: Simplify right side
    25,686,283.66x = 288,652,088,601,749.81
  5. Step 5: Solve for x
    x = 288,652,088,601,749.81/25,686,283.66
  6. Step 6: Final answer
    x = 11,237,596.39

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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.