Home / 19,580,973.10-27,021,548-10,878,958.86

Finding the Fourth Proportional to 19,580,973.10, 27,021,548 and 10,878,958.86

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Solution

The fourth proportional to 19,580,973.10, 27,021,548 and 10,878,958.86 is: 15,012,854.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,580,973.10 : 27,021,548 = 10,878,958.86 : x
  2. Step 2: Convert to fraction form
    19,580,973.10/27,021,548 = 10,878,958.86/x
  3. Step 3: Cross multiply
    19,580,973.10x = 27,021,548 × 10,878,958.86
  4. Step 4: Simplify right side
    19,580,973.10x = 293,966,309,025,515.25
  5. Step 5: Solve for x
    x = 293,966,309,025,515.25/19,580,973.10
  6. Step 6: Final answer
    x = 15,012,854.95

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1.5x scale

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.