Home / 14,243,211.20-21,364,816.80-5,724,862.40

Finding the Fourth Proportional to 14,243,211.20, 21,364,816.80 and 5,724,862.40

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Solution

The fourth proportional to 14,243,211.20, 21,364,816.80 and 5,724,862.40 is: 8,587,293.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,243,211.20 : 21,364,816.80 = 5,724,862.40 : x
  2. Step 2: Convert to fraction form
    14,243,211.20/21,364,816.80 = 5,724,862.40/x
  3. Step 3: Cross multiply
    14,243,211.20x = 21,364,816.80 × 5,724,862.40
  4. Step 4: Simplify right side
    14,243,211.20x = 122,310,636,381,208.33
  5. Step 5: Solve for x
    x = 122,310,636,381,208.33/14,243,211.20
  6. Step 6: Final answer
    x = 8,587,293.60

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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.