Home / 66,759,081.80-92,076,871.56-58,484,779.16

Finding the Fourth Proportional to 66,759,081.80, 92,076,871.56 and 58,484,779.16

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Solution

The fourth proportional to 66,759,081.80, 92,076,871.56 and 58,484,779.16 is: 80,664,613.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,759,081.80 : 92,076,871.56 = 58,484,779.16 : x
  2. Step 2: Convert to fraction form
    66,759,081.80/92,076,871.56 = 58,484,779.16/x
  3. Step 3: Cross multiply
    66,759,081.80x = 92,076,871.56 × 58,484,779.16
  4. Step 4: Simplify right side
    66,759,081.80x = 5,385,095,498,930,284
  5. Step 5: Solve for x
    x = 5,385,095,498,930,284/66,759,081.80
  6. Step 6: Final answer
    x = 80,664,613.02

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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.