Home / 21,627,580.83-29,846,070.39-11,838,074.32

Finding the Fourth Proportional to 21,627,580.83, 29,846,070.39 and 11,838,074.32

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Solution

The fourth proportional to 21,627,580.83, 29,846,070.39 and 11,838,074.32 is: 16,336,547.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,627,580.83 : 29,846,070.39 = 11,838,074.32 : x
  2. Step 2: Convert to fraction form
    21,627,580.83/29,846,070.39 = 11,838,074.32/x
  3. Step 3: Cross multiply
    21,627,580.83x = 29,846,070.39 × 11,838,074.32
  4. Step 4: Simplify right side
    21,627,580.83x = 353,319,999,436,771.38
  5. Step 5: Solve for x
    x = 353,319,999,436,771.38/21,627,580.83
  6. Step 6: Final answer
    x = 16,336,547.40

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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.