Home / 61,562,376.96-92,342,632.32-21,173,210.88

Finding the Fourth Proportional to 61,562,376.96, 92,342,632.32 and 21,173,210.88

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Solution

The fourth proportional to 61,562,376.96, 92,342,632.32 and 21,173,210.88 is: 31,759,495.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,562,376.96 : 92,342,632.32 = 21,173,210.88 : x
  2. Step 2: Convert to fraction form
    61,562,376.96/92,342,632.32 = 21,173,210.88/x
  3. Step 3: Cross multiply
    61,562,376.96x = 92,342,632.32 × 21,173,210.88
  4. Step 4: Simplify right side
    61,562,376.96x = 1,955,190,027,325,663.50
  5. Step 5: Solve for x
    x = 1,955,190,027,325,663.50/61,562,376.96
  6. Step 6: Final answer
    x = 31,759,495.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.