Home / 31,043,754.76-42,841,707.06-17,292,728.20

Finding the Fourth Proportional to 31,043,754.76, 42,841,707.06 and 17,292,728.20

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Solution

The fourth proportional to 31,043,754.76, 42,841,707.06 and 17,292,728.20 is: 23,864,703.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,043,754.76 : 42,841,707.06 = 17,292,728.20 : x
  2. Step 2: Convert to fraction form
    31,043,754.76/42,841,707.06 = 17,292,728.20/x
  3. Step 3: Cross multiply
    31,043,754.76x = 42,841,707.06 × 17,292,728.20
  4. Step 4: Simplify right side
    31,043,754.76x = 740,849,995,812,601.12
  5. Step 5: Solve for x
    x = 740,849,995,812,601.12/31,043,754.76
  6. Step 6: Final answer
    x = 23,864,703.27

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Double scale
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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.