Home / 21,411,026.64-29,547,246.69-11,621,472.89

Finding the Fourth Proportional to 21,411,026.64, 29,547,246.69 and 11,621,472.89

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Solution

The fourth proportional to 21,411,026.64, 29,547,246.69 and 11,621,472.89 is: 16,037,648.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,411,026.64 : 29,547,246.69 = 11,621,472.89 : x
  2. Step 2: Convert to fraction form
    21,411,026.64/29,547,246.69 = 11,621,472.89/x
  3. Step 3: Cross multiply
    21,411,026.64x = 29,547,246.69 × 11,621,472.89
  4. Step 4: Simplify right side
    21,411,026.64x = 343,382,526,234,241
  5. Step 5: Solve for x
    x = 343,382,526,234,241/21,411,026.64
  6. Step 6: Final answer
    x = 16,037,648.82

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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.