Home / 20,896,362.88-28,837,702.28-11,604,088.54

Finding the Fourth Proportional to 20,896,362.88, 28,837,702.28 and 11,604,088.54

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Solution

The fourth proportional to 20,896,362.88, 28,837,702.28 and 11,604,088.54 is: 16,014,042.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,896,362.88 : 28,837,702.28 = 11,604,088.54 : x
  2. Step 2: Convert to fraction form
    20,896,362.88/28,837,702.28 = 11,604,088.54/x
  3. Step 3: Cross multiply
    20,896,362.88x = 28,837,702.28 × 11,604,088.54
  4. Step 4: Simplify right side
    20,896,362.88x = 334,635,250,547,279.88
  5. Step 5: Solve for x
    x = 334,635,250,547,279.88/20,896,362.88
  6. Step 6: Final answer
    x = 16,014,042.85

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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.