Home / 9,903,415.59-14,859,399.78-5,357,666.70

Finding the Fourth Proportional to 9,903,415.59, 14,859,399.78 and 5,357,666.70

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Solution

The fourth proportional to 9,903,415.59, 14,859,399.78 and 5,357,666.70 is: 8,038,813.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,903,415.59 : 14,859,399.78 = 5,357,666.70 : x
  2. Step 2: Convert to fraction form
    9,903,415.59/14,859,399.78 = 5,357,666.70/x
  3. Step 3: Cross multiply
    9,903,415.59x = 14,859,399.78 × 5,357,666.70
  4. Step 4: Simplify right side
    9,903,415.59x = 79,611,711,383,293.33
  5. Step 5: Solve for x
    x = 79,611,711,383,293.33/9,903,415.59
  6. Step 6: Final answer
    x = 8,038,813.54

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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.