Home / 12,029,414.96-18,038,152.56-3,830,988.80

Finding the Fourth Proportional to 12,029,414.96, 18,038,152.56 and 3,830,988.80

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Solution

The fourth proportional to 12,029,414.96, 18,038,152.56 and 3,830,988.80 is: 5,744,581.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,029,414.96 : 18,038,152.56 = 3,830,988.80 : x
  2. Step 2: Convert to fraction form
    12,029,414.96/18,038,152.56 = 3,830,988.80/x
  3. Step 3: Cross multiply
    12,029,414.96x = 18,038,152.56 × 3,830,988.80
  4. Step 4: Simplify right side
    12,029,414.96x = 69,103,960,430,051.32
  5. Step 5: Solve for x
    x = 69,103,960,430,051.32/12,029,414.96
  6. Step 6: Final answer
    x = 5,744,581.98

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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.