Home / 19,593,642.40-29,376,466.80-8,802,109.60

Finding the Fourth Proportional to 19,593,642.40, 29,376,466.80 and 8,802,109.60

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Solution

The fourth proportional to 19,593,642.40, 29,376,466.80 and 8,802,109.60 is: 13,196,876.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,593,642.40 : 29,376,466.80 = 8,802,109.60 : x
  2. Step 2: Convert to fraction form
    19,593,642.40/29,376,466.80 = 8,802,109.60/x
  3. Step 3: Cross multiply
    19,593,642.40x = 29,376,466.80 × 8,802,109.60
  4. Step 4: Simplify right side
    19,593,642.40x = 258,574,880,434,361.28
  5. Step 5: Solve for x
    x = 258,574,880,434,361.28/19,593,642.40
  6. Step 6: Final answer
    x = 13,196,876.58

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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.