Home / 43,792,953.40-65,683,209.30-13,503,878.20

Finding the Fourth Proportional to 43,792,953.40, 65,683,209.30 and 13,503,878.20

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Solution

The fourth proportional to 43,792,953.40, 65,683,209.30 and 13,503,878.20 is: 20,253,899.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,792,953.40 : 65,683,209.30 = 13,503,878.20 : x
  2. Step 2: Convert to fraction form
    43,792,953.40/65,683,209.30 = 13,503,878.20/x
  3. Step 3: Cross multiply
    43,792,953.40x = 65,683,209.30 × 13,503,878.20
  4. Step 4: Simplify right side
    43,792,953.40x = 886,978,058,172,307.12
  5. Step 5: Solve for x
    x = 886,978,058,172,307.12/43,792,953.40
  6. Step 6: Final answer
    x = 20,253,899.07

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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.