Home / 14,162,355.60-21,243,533.40-7,429,894.80

Finding the Fourth Proportional to 14,162,355.60, 21,243,533.40 and 7,429,894.80

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Solution

The fourth proportional to 14,162,355.60, 21,243,533.40 and 7,429,894.80 is: 11,144,842.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,162,355.60 : 21,243,533.40 = 7,429,894.80 : x
  2. Step 2: Convert to fraction form
    14,162,355.60/21,243,533.40 = 7,429,894.80/x
  3. Step 3: Cross multiply
    14,162,355.60x = 21,243,533.40 × 7,429,894.80
  4. Step 4: Simplify right side
    14,162,355.60x = 157,837,218,342,286.31
  5. Step 5: Solve for x
    x = 157,837,218,342,286.31/14,162,355.60
  6. Step 6: Final answer
    x = 11,144,842.20

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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.