Home / 15,479,792.02-21,362,126.64-8,510,588.16

Finding the Fourth Proportional to 15,479,792.02, 21,362,126.64 and 8,510,588.16

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Solution

The fourth proportional to 15,479,792.02, 21,362,126.64 and 8,510,588.16 is: 11,744,619.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,479,792.02 : 21,362,126.64 = 8,510,588.16 : x
  2. Step 2: Convert to fraction form
    15,479,792.02/21,362,126.64 = 8,510,588.16/x
  3. Step 3: Cross multiply
    15,479,792.02x = 21,362,126.64 × 8,510,588.16
  4. Step 4: Simplify right side
    15,479,792.02x = 181,804,262,054,804.59
  5. Step 5: Solve for x
    x = 181,804,262,054,804.59/15,479,792.02
  6. Step 6: Final answer
    x = 11,744,619.17

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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.