Home / 12,005,776.18-16,556,779.14-11,114,062.17

Finding the Fourth Proportional to 12,005,776.18, 16,556,779.14 and 11,114,062.17

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Solution

The fourth proportional to 12,005,776.18, 16,556,779.14 and 11,114,062.17 is: 15,327,045.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,005,776.18 : 16,556,779.14 = 11,114,062.17 : x
  2. Step 2: Convert to fraction form
    12,005,776.18/16,556,779.14 = 11,114,062.17/x
  3. Step 3: Cross multiply
    12,005,776.18x = 16,556,779.14 × 11,114,062.17
  4. Step 4: Simplify right side
    12,005,776.18x = 184,013,072,696,919.12
  5. Step 5: Solve for x
    x = 184,013,072,696,919.12/12,005,776.18
  6. Step 6: Final answer
    x = 15,327,045.08

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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.