Home / 21,401,073.84-32,094,867.60-7,020,790.32

Finding the Fourth Proportional to 21,401,073.84, 32,094,867.60 and 7,020,790.32

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Solution

The fourth proportional to 21,401,073.84, 32,094,867.60 and 7,020,790.32 is: 10,528,973.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,401,073.84 : 32,094,867.60 = 7,020,790.32 : x
  2. Step 2: Convert to fraction form
    21,401,073.84/32,094,867.60 = 7,020,790.32/x
  3. Step 3: Cross multiply
    21,401,073.84x = 32,094,867.60 × 7,020,790.32
  4. Step 4: Simplify right side
    21,401,073.84x = 225,331,335,767,761.66
  5. Step 5: Solve for x
    x = 225,331,335,767,761.66/21,401,073.84
  6. Step 6: Final answer
    x = 10,528,973.33

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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.