Home / 21,359,809.07-29,476,678.04-11,570,253.26

Finding the Fourth Proportional to 21,359,809.07, 29,476,678.04 and 11,570,253.26

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Solution

The fourth proportional to 21,359,809.07, 29,476,678.04 and 11,570,253.26 is: 15,967,026.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,359,809.07 : 29,476,678.04 = 11,570,253.26 : x
  2. Step 2: Convert to fraction form
    21,359,809.07/29,476,678.04 = 11,570,253.26/x
  3. Step 3: Cross multiply
    21,359,809.07x = 29,476,678.04 × 11,570,253.26
  4. Step 4: Simplify right side
    21,359,809.07x = 341,052,630,186,280.38
  5. Step 5: Solve for x
    x = 341,052,630,186,280.38/21,359,809.07
  6. Step 6: Final answer
    x = 15,967,026.16

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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.