Home / 25,230,743.78-34,818,440.33-13,628,307.24

Finding the Fourth Proportional to 25,230,743.78, 34,818,440.33 and 13,628,307.24

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Solution

The fourth proportional to 25,230,743.78, 34,818,440.33 and 13,628,307.24 is: 18,807,071.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,230,743.78 : 34,818,440.33 = 13,628,307.24 : x
  2. Step 2: Convert to fraction form
    25,230,743.78/34,818,440.33 = 13,628,307.24/x
  3. Step 3: Cross multiply
    25,230,743.78x = 34,818,440.33 × 13,628,307.24
  4. Step 4: Simplify right side
    25,230,743.78x = 474,516,402,468,917.81
  5. Step 5: Solve for x
    x = 474,516,402,468,917.81/25,230,743.78
  6. Step 6: Final answer
    x = 18,807,071.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.