Home / 18,796,602.58-28,194,925.72-5,149,867.46

Finding the Fourth Proportional to 18,796,602.58, 28,194,925.72 and 5,149,867.46

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Solution

The fourth proportional to 18,796,602.58, 28,194,925.72 and 5,149,867.46 is: 7,724,807.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,796,602.58 : 28,194,925.72 = 5,149,867.46 : x
  2. Step 2: Convert to fraction form
    18,796,602.58/28,194,925.72 = 5,149,867.46/x
  3. Step 3: Cross multiply
    18,796,602.58x = 28,194,925.72 × 5,149,867.46
  4. Step 4: Simplify right side
    18,796,602.58x = 145,200,130,502,545.06
  5. Step 5: Solve for x
    x = 145,200,130,502,545.06/18,796,602.58
  6. Step 6: Final answer
    x = 7,724,807.18

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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.