Home / 31,112,113.34-42,934,718.77-17,173,471.74

Finding the Fourth Proportional to 31,112,113.34, 42,934,718.77 and 17,173,471.74

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Solution

The fourth proportional to 31,112,113.34, 42,934,718.77 and 17,173,471.74 is: 23,699,392.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,112,113.34 : 42,934,718.77 = 17,173,471.74 : x
  2. Step 2: Convert to fraction form
    31,112,113.34/42,934,718.77 = 17,173,471.74/x
  3. Step 3: Cross multiply
    31,112,113.34x = 42,934,718.77 × 17,173,471.74
  4. Step 4: Simplify right side
    31,112,113.34x = 737,338,179,461,442.50
  5. Step 5: Solve for x
    x = 737,338,179,461,442.50/31,112,113.34
  6. Step 6: Final answer
    x = 23,699,392.30

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