Home / 12,748,655.51-17,592,632.70-6,947,313.61

Finding the Fourth Proportional to 12,748,655.51, 17,592,632.70 and 6,947,313.61

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Solution

The fourth proportional to 12,748,655.51, 17,592,632.70 and 6,947,313.61 is: 9,587,013.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,748,655.51 : 17,592,632.70 = 6,947,313.61 : x
  2. Step 2: Convert to fraction form
    12,748,655.51/17,592,632.70 = 6,947,313.61/x
  3. Step 3: Cross multiply
    12,748,655.51x = 17,592,632.70 × 6,947,313.61
  4. Step 4: Simplify right side
    12,748,655.51x = 122,221,536,504,477.89
  5. Step 5: Solve for x
    x = 122,221,536,504,477.89/12,748,655.51
  6. Step 6: Final answer
    x = 9,587,013.82

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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.