Home / 13,376,030.40-20,064,045.60-13,176,964.80

Finding the Fourth Proportional to 13,376,030.40, 20,064,045.60 and 13,176,964.80

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Solution

The fourth proportional to 13,376,030.40, 20,064,045.60 and 13,176,964.80 is: 19,765,447.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,376,030.40 : 20,064,045.60 = 13,176,964.80 : x
  2. Step 2: Convert to fraction form
    13,376,030.40/20,064,045.60 = 13,176,964.80/x
  3. Step 3: Cross multiply
    13,376,030.40x = 20,064,045.60 × 13,176,964.80
  4. Step 4: Simplify right side
    13,376,030.40x = 264,383,222,616,794.91
  5. Step 5: Solve for x
    x = 264,383,222,616,794.91/13,376,030.40
  6. Step 6: Final answer
    x = 19,765,447.20

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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.