Home / 13,334,841.60-18,402,169.74-7,223,270.04

Finding the Fourth Proportional to 13,334,841.60, 18,402,169.74 and 7,223,270.04

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Solution

The fourth proportional to 13,334,841.60, 18,402,169.74 and 7,223,270.04 is: 9,968,160.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,334,841.60 : 18,402,169.74 = 7,223,270.04 : x
  2. Step 2: Convert to fraction form
    13,334,841.60/18,402,169.74 = 7,223,270.04/x
  3. Step 3: Cross multiply
    13,334,841.60x = 18,402,169.74 × 7,223,270.04
  4. Step 4: Simplify right side
    13,334,841.60x = 132,923,841,353,936.58
  5. Step 5: Solve for x
    x = 132,923,841,353,936.58/13,334,841.60
  6. Step 6: Final answer
    x = 9,968,160.50

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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.