Home / 13,070,253.64-18,037,447.70-7,269,454.84

Finding the Fourth Proportional to 13,070,253.64, 18,037,447.70 and 7,269,454.84

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Solution

The fourth proportional to 13,070,253.64, 18,037,447.70 and 7,269,454.84 is: 10,032,124.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,070,253.64 : 18,037,447.70 = 7,269,454.84 : x
  2. Step 2: Convert to fraction form
    13,070,253.64/18,037,447.70 = 7,269,454.84/x
  3. Step 3: Cross multiply
    13,070,253.64x = 18,037,447.70 × 7,269,454.84
  4. Step 4: Simplify right side
    13,070,253.64x = 131,122,411,484,011.86
  5. Step 5: Solve for x
    x = 131,122,411,484,011.86/13,070,253.64
  6. Step 6: Final answer
    x = 10,032,124.48

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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.