Home / 13,943,048.40-20,914,572.60-13,411,607.40

Finding the Fourth Proportional to 13,943,048.40, 20,914,572.60 and 13,411,607.40

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Solution

The fourth proportional to 13,943,048.40, 20,914,572.60 and 13,411,607.40 is: 20,117,411.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,943,048.40 : 20,914,572.60 = 13,411,607.40 : x
  2. Step 2: Convert to fraction form
    13,943,048.40/20,914,572.60 = 13,411,607.40/x
  3. Step 3: Cross multiply
    13,943,048.40x = 20,914,572.60 × 13,411,607.40
  4. Step 4: Simplify right side
    13,943,048.40x = 280,498,036,649,997.28
  5. Step 5: Solve for x
    x = 280,498,036,649,997.28/13,943,048.40
  6. Step 6: Final answer
    x = 20,117,411.10

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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.