Home / 18,462,551.60-27,698,946.60-7,684,929.20

Finding the Fourth Proportional to 18,462,551.60, 27,698,946.60 and 7,684,929.20

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Solution

The fourth proportional to 18,462,551.60, 27,698,946.60 and 7,684,929.20 is: 11,529,524.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,462,551.60 : 27,698,946.60 = 7,684,929.20 : x
  2. Step 2: Convert to fraction form
    18,462,551.60/27,698,946.60 = 7,684,929.20/x
  3. Step 3: Cross multiply
    18,462,551.60x = 27,698,946.60 × 7,684,929.20
  4. Step 4: Simplify right side
    18,462,551.60x = 212,864,443,535,580.75
  5. Step 5: Solve for x
    x = 212,864,443,535,580.75/18,462,551.60
  6. Step 6: Final answer
    x = 11,529,524.64

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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.