Home / 10,774,617.60-14,869,059.20-5,879,878.40

Finding the Fourth Proportional to 10,774,617.60, 14,869,059.20 and 5,879,878.40

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Solution

The fourth proportional to 10,774,617.60, 14,869,059.20 and 5,879,878.40 is: 8,114,279.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,774,617.60 : 14,869,059.20 = 5,879,878.40 : x
  2. Step 2: Convert to fraction form
    10,774,617.60/14,869,059.20 = 5,879,878.40/x
  3. Step 3: Cross multiply
    10,774,617.60x = 14,869,059.20 × 5,879,878.40
  4. Step 4: Simplify right side
    10,774,617.60x = 87,428,260,018,401.28
  5. Step 5: Solve for x
    x = 87,428,260,018,401.28/10,774,617.60
  6. Step 6: Final answer
    x = 8,114,279.62

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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.