Home / 13,280,041.21-19,895,784.84-9,627,725.64

Finding the Fourth Proportional to 13,280,041.21, 19,895,784.84 and 9,627,725.64

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Solution

The fourth proportional to 13,280,041.21, 19,895,784.84 and 9,627,725.64 is: 14,423,988.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,280,041.21 : 19,895,784.84 = 9,627,725.64 : x
  2. Step 2: Convert to fraction form
    13,280,041.21/19,895,784.84 = 9,627,725.64/x
  3. Step 3: Cross multiply
    13,280,041.21x = 19,895,784.84 × 9,627,725.64
  4. Step 4: Simplify right side
    13,280,041.21x = 191,551,157,823,558.78
  5. Step 5: Solve for x
    x = 191,551,157,823,558.78/13,280,041.21
  6. Step 6: Final answer
    x = 14,423,988.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.