Home / 61,830,007.20-92,745,010.80-31,219,005.60

Finding the Fourth Proportional to 61,830,007.20, 92,745,010.80 and 31,219,005.60

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Solution

The fourth proportional to 61,830,007.20, 92,745,010.80 and 31,219,005.60 is: 46,828,508.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,830,007.20 : 92,745,010.80 = 31,219,005.60 : x
  2. Step 2: Convert to fraction form
    61,830,007.20/92,745,010.80 = 31,219,005.60/x
  3. Step 3: Cross multiply
    61,830,007.20x = 92,745,010.80 × 31,219,005.60
  4. Step 4: Simplify right side
    61,830,007.20x = 2,895,407,011,537,260.50
  5. Step 5: Solve for x
    x = 2,895,407,011,537,260.50/61,830,007.20
  6. Step 6: Final answer
    x = 46,828,508.40

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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.