Home / 7,648,720.18-10,554,833.16-4,210,289.62

Finding the Fourth Proportional to 7,648,720.18, 10,554,833.16 and 4,210,289.62

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Solution

The fourth proportional to 7,648,720.18, 10,554,833.16 and 4,210,289.62 is: 5,809,979.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,648,720.18 : 10,554,833.16 = 4,210,289.62 : x
  2. Step 2: Convert to fraction form
    7,648,720.18/10,554,833.16 = 4,210,289.62/x
  3. Step 3: Cross multiply
    7,648,720.18x = 10,554,833.16 × 4,210,289.62
  4. Step 4: Simplify right side
    7,648,720.18x = 44,438,904,494,379.80
  5. Step 5: Solve for x
    x = 44,438,904,494,379.80/7,648,720.18
  6. Step 6: Final answer
    x = 5,809,979.11

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1.5x scale

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.