Home / 14,015,260.40-21,005,175.90-6,811,282.40

Finding the Fourth Proportional to 14,015,260.40, 21,005,175.90 and 6,811,282.40

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Solution

The fourth proportional to 14,015,260.40, 21,005,175.90 and 6,811,282.40 is: 10,208,314.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,015,260.40 : 21,005,175.90 = 6,811,282.40 : x
  2. Step 2: Convert to fraction form
    14,015,260.40/21,005,175.90 = 6,811,282.40/x
  3. Step 3: Cross multiply
    14,015,260.40x = 21,005,175.90 × 6,811,282.40
  4. Step 4: Simplify right side
    14,015,260.40x = 143,072,184,916,574.16
  5. Step 5: Solve for x
    x = 143,072,184,916,574.16/14,015,260.40
  6. Step 6: Final answer
    x = 10,208,314.43

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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.