Home / 10,715,228.08-14,787,281.40-5,820,448.64

Finding the Fourth Proportional to 10,715,228.08, 14,787,281.40 and 5,820,448.64

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Solution

The fourth proportional to 10,715,228.08, 14,787,281.40 and 5,820,448.64 is: 8,032,363.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,715,228.08 : 14,787,281.40 = 5,820,448.64 : x
  2. Step 2: Convert to fraction form
    10,715,228.08/14,787,281.40 = 5,820,448.64/x
  3. Step 3: Cross multiply
    10,715,228.08x = 14,787,281.40 × 5,820,448.64
  4. Step 4: Simplify right side
    10,715,228.08x = 86,068,611,913,927.30
  5. Step 5: Solve for x
    x = 86,068,611,913,927.30/10,715,228.08
  6. Step 6: Final answer
    x = 8,032,363.97

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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.