Home / 66,017,632.80-98,931,970.80-48,609,987.60

Finding the Fourth Proportional to 66,017,632.80, 98,931,970.80 and 48,609,987.60

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Solution

The fourth proportional to 66,017,632.80, 98,931,970.80 and 48,609,987.60 is: 72,845,415.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,017,632.80 : 98,931,970.80 = 48,609,987.60 : x
  2. Step 2: Convert to fraction form
    66,017,632.80/98,931,970.80 = 48,609,987.60/x
  3. Step 3: Cross multiply
    66,017,632.80x = 98,931,970.80 × 48,609,987.60
  4. Step 4: Simplify right side
    66,017,632.80x = 4,809,081,873,831,562
  5. Step 5: Solve for x
    x = 4,809,081,873,831,562/66,017,632.80
  6. Step 6: Final answer
    x = 72,845,415.23

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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.