Home / 27,579,283.90-38,056,595.30-16,980,990.77

Finding the Fourth Proportional to 27,579,283.90, 38,056,595.30 and 16,980,990.77

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Solution

The fourth proportional to 27,579,283.90, 38,056,595.30 and 16,980,990.77 is: 23,432,033.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,579,283.90 : 38,056,595.30 = 16,980,990.77 : x
  2. Step 2: Convert to fraction form
    27,579,283.90/38,056,595.30 = 16,980,990.77/x
  3. Step 3: Cross multiply
    27,579,283.90x = 38,056,595.30 × 16,980,990.77
  4. Step 4: Simplify right side
    27,579,283.90x = 646,238,693,526,925.38
  5. Step 5: Solve for x
    x = 646,238,693,526,925.38/27,579,283.90
  6. Step 6: Final answer
    x = 23,432,033.11

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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.