Home / 66,657,912.60-99,792,007.20-47,526,036.60

Finding the Fourth Proportional to 66,657,912.60, 99,792,007.20 and 47,526,036.60

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Solution

The fourth proportional to 66,657,912.60, 99,792,007.20 and 47,526,036.60 is: 71,150,121.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,657,912.60 : 99,792,007.20 = 47,526,036.60 : x
  2. Step 2: Convert to fraction form
    66,657,912.60/99,792,007.20 = 47,526,036.60/x
  3. Step 3: Cross multiply
    66,657,912.60x = 99,792,007.20 × 47,526,036.60
  4. Step 4: Simplify right side
    66,657,912.60x = 4,742,718,586,574,664
  5. Step 5: Solve for x
    x = 4,742,718,586,574,664/66,657,912.60
  6. Step 6: Final answer
    x = 71,150,121.59

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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.