Home / 38,826,806.02-53,582,113.47-21,424,272.22

Finding the Fourth Proportional to 38,826,806.02, 53,582,113.47 and 21,424,272.22

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Solution

The fourth proportional to 38,826,806.02, 53,582,113.47 and 21,424,272.22 is: 29,566,114.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,826,806.02 : 53,582,113.47 = 21,424,272.22 : x
  2. Step 2: Convert to fraction form
    38,826,806.02/53,582,113.47 = 21,424,272.22/x
  3. Step 3: Cross multiply
    38,826,806.02x = 53,582,113.47 × 21,424,272.22
  4. Step 4: Simplify right side
    38,826,806.02x = 1,147,957,785,251,527.50
  5. Step 5: Solve for x
    x = 1,147,957,785,251,527.50/38,826,806.02
  6. Step 6: Final answer
    x = 29,566,114.32

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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.