Home / 9,111,747.20-12,574,473.56-5,037,628.64

Finding the Fourth Proportional to 9,111,747.20, 12,574,473.56 and 5,037,628.64

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Solution

The fourth proportional to 9,111,747.20, 12,574,473.56 and 5,037,628.64 is: 6,952,072.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,111,747.20 : 12,574,473.56 = 5,037,628.64 : x
  2. Step 2: Convert to fraction form
    9,111,747.20/12,574,473.56 = 5,037,628.64/x
  3. Step 3: Cross multiply
    9,111,747.20x = 12,574,473.56 × 5,037,628.64
  4. Step 4: Simplify right side
    9,111,747.20x = 63,345,528,050,718.24
  5. Step 5: Solve for x
    x = 63,345,528,050,718.24/9,111,747.20
  6. Step 6: Final answer
    x = 6,952,072.60

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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.