Home / 31,051,050.64-42,850,742.76-17,112,908.38

Finding the Fourth Proportional to 31,051,050.64, 42,850,742.76 and 17,112,908.38

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Solution

The fourth proportional to 31,051,050.64, 42,850,742.76 and 17,112,908.38 is: 23,615,974.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,051,050.64 : 42,850,742.76 = 17,112,908.38 : x
  2. Step 2: Convert to fraction form
    31,051,050.64/42,850,742.76 = 17,112,908.38/x
  3. Step 3: Cross multiply
    31,051,050.64x = 42,850,742.76 × 17,112,908.38
  4. Step 4: Simplify right side
    31,051,050.64x = 733,300,834,866,828.25
  5. Step 5: Solve for x
    x = 733,300,834,866,828.25/31,051,050.64
  6. Step 6: Final answer
    x = 23,615,974.98

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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.