Home / 22,001,039.16-30,358,971.63-12,211,895.94

Finding the Fourth Proportional to 22,001,039.16, 30,358,971.63 and 12,211,895.94

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Solution

The fourth proportional to 22,001,039.16, 30,358,971.63 and 12,211,895.94 is: 16,851,049.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,001,039.16 : 30,358,971.63 = 12,211,895.94 : x
  2. Step 2: Convert to fraction form
    22,001,039.16/30,358,971.63 = 12,211,895.94/x
  3. Step 3: Cross multiply
    22,001,039.16x = 30,358,971.63 × 12,211,895.94
  4. Step 4: Simplify right side
    22,001,039.16x = 370,740,602,390,972.12
  5. Step 5: Solve for x
    x = 370,740,602,390,972.12/22,001,039.16
  6. Step 6: Final answer
    x = 16,851,049.61

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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.