Home / 15,404,607.02-21,259,021.91-8,529,088.88

Finding the Fourth Proportional to 15,404,607.02, 21,259,021.91 and 8,529,088.88

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Solution

The fourth proportional to 15,404,607.02, 21,259,021.91 and 8,529,088.88 is: 11,770,510.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,404,607.02 : 21,259,021.91 = 8,529,088.88 : x
  2. Step 2: Convert to fraction form
    15,404,607.02/21,259,021.91 = 8,529,088.88/x
  3. Step 3: Cross multiply
    15,404,607.02x = 21,259,021.91 × 8,529,088.88
  4. Step 4: Simplify right side
    15,404,607.02x = 181,320,087,223,316.81
  5. Step 5: Solve for x
    x = 181,320,087,223,316.81/15,404,607.02
  6. Step 6: Final answer
    x = 11,770,510.41

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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.