Home / 13,334,817.54-18,402,136.56-7,223,246.04

Finding the Fourth Proportional to 13,334,817.54, 18,402,136.56 and 7,223,246.04

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Solution

The fourth proportional to 13,334,817.54, 18,402,136.56 and 7,223,246.04 is: 9,968,127.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,334,817.54 : 18,402,136.56 = 7,223,246.04 : x
  2. Step 2: Convert to fraction form
    13,334,817.54/18,402,136.56 = 7,223,246.04/x
  3. Step 3: Cross multiply
    13,334,817.54x = 18,402,136.56 × 7,223,246.04
  4. Step 4: Simplify right side
    13,334,817.54x = 132,923,160,034,559.22
  5. Step 5: Solve for x
    x = 132,923,160,034,559.22/13,334,817.54
  6. Step 6: Final answer
    x = 9,968,127.40

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Double scale
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1.5x scale

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.