Home / 12,648,667.64-17,455,167.22-6,847,449.32

Finding the Fourth Proportional to 12,648,667.64, 17,455,167.22 and 6,847,449.32

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Solution

The fourth proportional to 12,648,667.64, 17,455,167.22 and 6,847,449.32 is: 9,449,483.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,648,667.64 : 17,455,167.22 = 6,847,449.32 : x
  2. Step 2: Convert to fraction form
    12,648,667.64/17,455,167.22 = 6,847,449.32/x
  3. Step 3: Cross multiply
    12,648,667.64x = 17,455,167.22 × 6,847,449.32
  4. Step 4: Simplify right side
    12,648,667.64x = 119,523,372,911,075.28
  5. Step 5: Solve for x
    x = 119,523,372,911,075.28/12,648,667.64
  6. Step 6: Final answer
    x = 9,449,483.24

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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.