Home / 21,411,037.89-29,547,262.22-11,621,484.14

Finding the Fourth Proportional to 21,411,037.89, 29,547,262.22 and 11,621,484.14

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Solution

The fourth proportional to 21,411,037.89, 29,547,262.22 and 11,621,484.14 is: 16,037,664.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,411,037.89 : 29,547,262.22 = 11,621,484.14 : x
  2. Step 2: Convert to fraction form
    21,411,037.89/29,547,262.22 = 11,621,484.14/x
  3. Step 3: Cross multiply
    21,411,037.89x = 29,547,262.22 × 11,621,484.14
  4. Step 4: Simplify right side
    21,411,037.89x = 343,383,039,064,307.44
  5. Step 5: Solve for x
    x = 343,383,039,064,307.44/21,411,037.89
  6. Step 6: Final answer
    x = 16,037,664.35

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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.