Home / 9,159,969.04-12,640,172.52-5,085,586.96

Finding the Fourth Proportional to 9,159,969.04, 12,640,172.52 and 5,085,586.96

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Solution

The fourth proportional to 9,159,969.04, 12,640,172.52 and 5,085,586.96 is: 7,017,785.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,159,969.04 : 12,640,172.52 = 5,085,586.96 : x
  2. Step 2: Convert to fraction form
    9,159,969.04/12,640,172.52 = 5,085,586.96/x
  3. Step 3: Cross multiply
    9,159,969.04x = 12,640,172.52 × 5,085,586.96
  4. Step 4: Simplify right side
    9,159,969.04x = 64,282,696,539,862.34
  5. Step 5: Solve for x
    x = 64,282,696,539,862.34/9,159,969.04
  6. Step 6: Final answer
    x = 7,017,785.35

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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.