Home / 27,779,089.08-38,331,507.52-16,018,791.81

Finding the Fourth Proportional to 27,779,089.08, 38,331,507.52 and 16,018,791.81

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Solution

The fourth proportional to 27,779,089.08, 38,331,507.52 and 16,018,791.81 is: 22,103,836.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,779,089.08 : 38,331,507.52 = 16,018,791.81 : x
  2. Step 2: Convert to fraction form
    27,779,089.08/38,331,507.52 = 16,018,791.81/x
  3. Step 3: Cross multiply
    27,779,089.08x = 38,331,507.52 × 16,018,791.81
  4. Step 4: Simplify right side
    27,779,089.08x = 614,024,438,726,329.50
  5. Step 5: Solve for x
    x = 614,024,438,726,329.50/27,779,089.08
  6. Step 6: Final answer
    x = 22,103,836.34

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1.5x scale

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.