Home / 14,480,904.60-21,721,356.90-7,654,840.20

Finding the Fourth Proportional to 14,480,904.60, 21,721,356.90 and 7,654,840.20

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Solution

The fourth proportional to 14,480,904.60, 21,721,356.90 and 7,654,840.20 is: 11,482,260.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,480,904.60 : 21,721,356.90 = 7,654,840.20 : x
  2. Step 2: Convert to fraction form
    14,480,904.60/21,721,356.90 = 7,654,840.20/x
  3. Step 3: Cross multiply
    14,480,904.60x = 21,721,356.90 × 7,654,840.20
  4. Step 4: Simplify right side
    14,480,904.60x = 166,273,515,996,667.38
  5. Step 5: Solve for x
    x = 166,273,515,996,667.38/14,480,904.60
  6. Step 6: Final answer
    x = 11,482,260.30

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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.