Home / 12,565,566.60-18,848,349.90-4,487,663.40

Finding the Fourth Proportional to 12,565,566.60, 18,848,349.90 and 4,487,663.40

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Solution

The fourth proportional to 12,565,566.60, 18,848,349.90 and 4,487,663.40 is: 6,731,495.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,565,566.60 : 18,848,349.90 = 4,487,663.40 : x
  2. Step 2: Convert to fraction form
    12,565,566.60/18,848,349.90 = 4,487,663.40/x
  3. Step 3: Cross multiply
    12,565,566.60x = 18,848,349.90 × 4,487,663.40
  4. Step 4: Simplify right side
    12,565,566.60x = 84,585,049,996,623.66
  5. Step 5: Solve for x
    x = 84,585,049,996,623.66/12,565,566.60
  6. Step 6: Final answer
    x = 6,731,495.10

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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.