Home / 13,558,733.58-18,711,298.44-7,363,779.06

Finding the Fourth Proportional to 13,558,733.58, 18,711,298.44 and 7,363,779.06

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Solution

The fourth proportional to 13,558,733.58, 18,711,298.44 and 7,363,779.06 is: 10,162,148.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,558,733.58 : 18,711,298.44 = 7,363,779.06 : x
  2. Step 2: Convert to fraction form
    13,558,733.58/18,711,298.44 = 7,363,779.06/x
  3. Step 3: Cross multiply
    13,558,733.58x = 18,711,298.44 × 7,363,779.06
  4. Step 4: Simplify right side
    13,558,733.58x = 137,785,867,637,882.67
  5. Step 5: Solve for x
    x = 137,785,867,637,882.67/13,558,733.58
  6. Step 6: Final answer
    x = 10,162,148.76

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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.