Home / 18,106,762.40-27,160,143.60-9,603,706.40

Finding the Fourth Proportional to 18,106,762.40, 27,160,143.60 and 9,603,706.40

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Solution

The fourth proportional to 18,106,762.40, 27,160,143.60 and 9,603,706.40 is: 14,405,559.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,106,762.40 : 27,160,143.60 = 9,603,706.40 : x
  2. Step 2: Convert to fraction form
    18,106,762.40/27,160,143.60 = 9,603,706.40/x
  3. Step 3: Cross multiply
    18,106,762.40x = 27,160,143.60 × 9,603,706.40
  4. Step 4: Simplify right side
    18,106,762.40x = 260,838,044,916,239.06
  5. Step 5: Solve for x
    x = 260,838,044,916,239.06/18,106,762.40
  6. Step 6: Final answer
    x = 14,405,559.60

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Similar ratio
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1.5x scale

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.