Home / 12,748,628.16-17,592,660-6,947,291.52

Finding the Fourth Proportional to 12,748,628.16, 17,592,660 and 6,947,291.52

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Solution

The fourth proportional to 12,748,628.16, 17,592,660 and 6,947,291.52 is: 9,587,018.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,748,628.16 : 17,592,660 = 6,947,291.52 : x
  2. Step 2: Convert to fraction form
    12,748,628.16/17,592,660 = 6,947,291.52/x
  3. Step 3: Cross multiply
    12,748,628.16x = 17,592,660 × 6,947,291.52
  4. Step 4: Simplify right side
    12,748,628.16x = 122,221,337,632,243.19
  5. Step 5: Solve for x
    x = 122,221,337,632,243.19/12,748,628.16
  6. Step 6: Final answer
    x = 9,587,018.78

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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.