Home / 18,792,146.80-28,188,220.20-6,013,068.40

Finding the Fourth Proportional to 18,792,146.80, 28,188,220.20 and 6,013,068.40

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Solution

The fourth proportional to 18,792,146.80, 28,188,220.20 and 6,013,068.40 is: 9,019,602.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,792,146.80 : 28,188,220.20 = 6,013,068.40 : x
  2. Step 2: Convert to fraction form
    18,792,146.80/28,188,220.20 = 6,013,068.40/x
  3. Step 3: Cross multiply
    18,792,146.80x = 28,188,220.20 × 6,013,068.40
  4. Step 4: Simplify right side
    18,792,146.80x = 169,497,696,136,861.69
  5. Step 5: Solve for x
    x = 169,497,696,136,861.69/18,792,146.80
  6. Step 6: Final answer
    x = 9,019,602.60

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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.