Home / 7,701,529.72-10,628,113.59-4,217,088.90

Finding the Fourth Proportional to 7,701,529.72, 10,628,113.59 and 4,217,088.90

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Solution

The fourth proportional to 7,701,529.72, 10,628,113.59 and 4,217,088.90 is: 5,819,584.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,701,529.72 : 10,628,113.59 = 4,217,088.90 : x
  2. Step 2: Convert to fraction form
    7,701,529.72/10,628,113.59 = 4,217,088.90/x
  3. Step 3: Cross multiply
    7,701,529.72x = 10,628,113.59 × 4,217,088.90
  4. Step 4: Simplify right side
    7,701,529.72x = 44,819,699,848,328.16
  5. Step 5: Solve for x
    x = 44,819,699,848,328.16/7,701,529.72
  6. Step 6: Final answer
    x = 5,819,584.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.