Home / 15,721,488.40-21,696,077.64-8,846,214.16

Finding the Fourth Proportional to 15,721,488.40, 21,696,077.64 and 8,846,214.16

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Solution

The fourth proportional to 15,721,488.40, 21,696,077.64 and 8,846,214.16 is: 12,208,013.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,721,488.40 : 21,696,077.64 = 8,846,214.16 : x
  2. Step 2: Convert to fraction form
    15,721,488.40/21,696,077.64 = 8,846,214.16/x
  3. Step 3: Cross multiply
    15,721,488.40x = 21,696,077.64 × 8,846,214.16
  4. Step 4: Simplify right side
    15,721,488.40x = 191,928,149,235,427.41
  5. Step 5: Solve for x
    x = 191,928,149,235,427.41/15,721,488.40
  6. Step 6: Final answer
    x = 12,208,013.92

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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.