Home / 18,426,007.60-27,639,011.40-4,962,835.60

Finding the Fourth Proportional to 18,426,007.60, 27,639,011.40 and 4,962,835.60

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Solution

The fourth proportional to 18,426,007.60, 27,639,011.40 and 4,962,835.60 is: 7,444,253.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,426,007.60 : 27,639,011.40 = 4,962,835.60 : x
  2. Step 2: Convert to fraction form
    18,426,007.60/27,639,011.40 = 4,962,835.60/x
  3. Step 3: Cross multiply
    18,426,007.60x = 27,639,011.40 × 4,962,835.60
  4. Step 4: Simplify right side
    18,426,007.60x = 137,167,869,724,725.83
  5. Step 5: Solve for x
    x = 137,167,869,724,725.83/18,426,007.60
  6. Step 6: Final answer
    x = 7,444,253.40

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Similar ratio
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1.5x scale

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.