Home / 8,518,174.64-12,756,892.07-4,913,012.24

Finding the Fourth Proportional to 8,518,174.64, 12,756,892.07 and 4,913,012.24

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Solution

The fourth proportional to 8,518,174.64, 12,756,892.07 and 4,913,012.24 is: 7,357,769.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,518,174.64 : 12,756,892.07 = 4,913,012.24 : x
  2. Step 2: Convert to fraction form
    8,518,174.64/12,756,892.07 = 4,913,012.24/x
  3. Step 3: Cross multiply
    8,518,174.64x = 12,756,892.07 × 4,913,012.24
  4. Step 4: Simplify right side
    8,518,174.64x = 62,674,766,820,484.48
  5. Step 5: Solve for x
    x = 62,674,766,820,484.48/8,518,174.64
  6. Step 6: Final answer
    x = 7,357,769.65

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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.