Home / 13,457,222.15-20,178,740.05-5,875,330.55

Finding the Fourth Proportional to 13,457,222.15, 20,178,740.05 and 5,875,330.55

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Solution

The fourth proportional to 13,457,222.15, 20,178,740.05 and 5,875,330.55 is: 8,809,898.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,457,222.15 : 20,178,740.05 = 5,875,330.55 : x
  2. Step 2: Convert to fraction form
    13,457,222.15/20,178,740.05 = 5,875,330.55/x
  3. Step 3: Cross multiply
    13,457,222.15x = 20,178,740.05 × 5,875,330.55
  4. Step 4: Simplify right side
    13,457,222.15x = 118,556,767,760,691.50
  5. Step 5: Solve for x
    x = 118,556,767,760,691.50/13,457,222.15
  6. Step 6: Final answer
    x = 8,809,898.99

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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.