Home / 10,269,205.86-14,172,454.80-5,685,527.28

Finding the Fourth Proportional to 10,269,205.86, 14,172,454.80 and 5,685,527.28

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Solution

The fourth proportional to 10,269,205.86, 14,172,454.80 and 5,685,527.28 is: 7,846,554.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,269,205.86 : 14,172,454.80 = 5,685,527.28 : x
  2. Step 2: Convert to fraction form
    10,269,205.86/14,172,454.80 = 5,685,527.28/x
  3. Step 3: Cross multiply
    10,269,205.86x = 14,172,454.80 × 5,685,527.28
  4. Step 4: Simplify right side
    10,269,205.86x = 80,577,878,389,966.95
  5. Step 5: Solve for x
    x = 80,577,878,389,966.95/10,269,205.86
  6. Step 6: Final answer
    x = 7,846,554.01

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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.