Home / 12,528,023.10-18,792,034.65-4,009,220.70

Finding the Fourth Proportional to 12,528,023.10, 18,792,034.65 and 4,009,220.70

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Solution

The fourth proportional to 12,528,023.10, 18,792,034.65 and 4,009,220.70 is: 6,013,831.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,528,023.10 : 18,792,034.65 = 4,009,220.70 : x
  2. Step 2: Convert to fraction form
    12,528,023.10/18,792,034.65 = 4,009,220.70/x
  3. Step 3: Cross multiply
    12,528,023.10x = 18,792,034.65 × 4,009,220.70
  4. Step 4: Simplify right side
    12,528,023.10x = 75,341,414,313,897.25
  5. Step 5: Solve for x
    x = 75,341,414,313,897.25/12,528,023.10
  6. Step 6: Final answer
    x = 6,013,831.05

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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.