Home / 21,030,047.84-29,021,506.18-11,610,857.04

Finding the Fourth Proportional to 21,030,047.84, 29,021,506.18 and 11,610,857.04

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Solution

The fourth proportional to 21,030,047.84, 29,021,506.18 and 11,610,857.04 is: 16,023,004.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,030,047.84 : 29,021,506.18 = 11,610,857.04 : x
  2. Step 2: Convert to fraction form
    21,030,047.84/29,021,506.18 = 11,610,857.04/x
  3. Step 3: Cross multiply
    21,030,047.84x = 29,021,506.18 × 11,610,857.04
  4. Step 4: Simplify right side
    21,030,047.84x = 336,964,559,423,962.19
  5. Step 5: Solve for x
    x = 336,964,559,423,962.19/21,030,047.84
  6. Step 6: Final answer
    x = 16,023,004.89

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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.