Home / 12,559,109.70-18,843,913.35-4,042,056.90

Finding the Fourth Proportional to 12,559,109.70, 18,843,913.35 and 4,042,056.90

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Solution

The fourth proportional to 12,559,109.70, 18,843,913.35 and 4,042,056.90 is: 6,064,774.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,559,109.70 : 18,843,913.35 = 4,042,056.90 : x
  2. Step 2: Convert to fraction form
    12,559,109.70/18,843,913.35 = 4,042,056.90/x
  3. Step 3: Cross multiply
    12,559,109.70x = 18,843,913.35 × 4,042,056.90
  4. Step 4: Simplify right side
    12,559,109.70x = 76,168,169,979,369.62
  5. Step 5: Solve for x
    x = 76,168,169,979,369.62/12,559,109.70
  6. Step 6: Final answer
    x = 6,064,774.64

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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.