Home / 10,893,908.40-16,346,111.40-7,692,140.40

Finding the Fourth Proportional to 10,893,908.40, 16,346,111.40 and 7,692,140.40

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Solution

The fourth proportional to 10,893,908.40, 16,346,111.40 and 7,692,140.40 is: 11,541,916.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,893,908.40 : 16,346,111.40 = 7,692,140.40 : x
  2. Step 2: Convert to fraction form
    10,893,908.40/16,346,111.40 = 7,692,140.40/x
  3. Step 3: Cross multiply
    10,893,908.40x = 16,346,111.40 × 7,692,140.40
  4. Step 4: Simplify right side
    10,893,908.40x = 125,736,583,882,840.56
  5. Step 5: Solve for x
    x = 125,736,583,882,840.56/10,893,908.40
  6. Step 6: Final answer
    x = 11,541,916.75

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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.