Home / 7,670,467.60-10,585,178.64-4,185,875.28

Finding the Fourth Proportional to 7,670,467.60, 10,585,178.64 and 4,185,875.28

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Solution

The fourth proportional to 7,670,467.60, 10,585,178.64 and 4,185,875.28 is: 5,776,471.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,670,467.60 : 10,585,178.64 = 4,185,875.28 : x
  2. Step 2: Convert to fraction form
    7,670,467.60/10,585,178.64 = 4,185,875.28/x
  3. Step 3: Cross multiply
    7,670,467.60x = 10,585,178.64 × 4,185,875.28
  4. Step 4: Simplify right side
    7,670,467.60x = 44,308,237,603,560.02
  5. Step 5: Solve for x
    x = 44,308,237,603,560.02/7,670,467.60
  6. Step 6: Final answer
    x = 5,776,471.52

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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.