Home / 28,896,733.92-39,879,284.40-16,019,677.92

Finding the Fourth Proportional to 28,896,733.92, 39,879,284.40 and 16,019,677.92

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Solution

The fourth proportional to 28,896,733.92, 39,879,284.40 and 16,019,677.92 is: 22,108,148.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,896,733.92 : 39,879,284.40 = 16,019,677.92 : x
  2. Step 2: Convert to fraction form
    28,896,733.92/39,879,284.40 = 16,019,677.92/x
  3. Step 3: Cross multiply
    28,896,733.92x = 39,879,284.40 × 16,019,677.92
  4. Step 4: Simplify right side
    28,896,733.92x = 638,853,291,768,080.38
  5. Step 5: Solve for x
    x = 638,853,291,768,080.38/28,896,733.92
  6. Step 6: Final answer
    x = 22,108,148.75

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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.