Home / 25,640,904.10-38,461,356.15-7,690,008.10

Finding the Fourth Proportional to 25,640,904.10, 38,461,356.15 and 7,690,008.10

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Solution

The fourth proportional to 25,640,904.10, 38,461,356.15 and 7,690,008.10 is: 11,535,012.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,640,904.10 : 38,461,356.15 = 7,690,008.10 : x
  2. Step 2: Convert to fraction form
    25,640,904.10/38,461,356.15 = 7,690,008.10/x
  3. Step 3: Cross multiply
    25,640,904.10x = 38,461,356.15 × 7,690,008.10
  4. Step 4: Simplify right side
    25,640,904.10x = 295,768,140,330,484.81
  5. Step 5: Solve for x
    x = 295,768,140,330,484.81/25,640,904.10
  6. Step 6: Final answer
    x = 11,535,012.15

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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.