Home / 7,888,409.67-10,885,784.49-4,450,970.55

Finding the Fourth Proportional to 7,888,409.67, 10,885,784.49 and 4,450,970.55

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Solution

The fourth proportional to 7,888,409.67, 10,885,784.49 and 4,450,970.55 is: 6,142,214.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,888,409.67 : 10,885,784.49 = 4,450,970.55 : x
  2. Step 2: Convert to fraction form
    7,888,409.67/10,885,784.49 = 4,450,970.55/x
  3. Step 3: Cross multiply
    7,888,409.67x = 10,885,784.49 × 4,450,970.55
  4. Step 4: Simplify right side
    7,888,409.67x = 48,452,306,178,636.77
  5. Step 5: Solve for x
    x = 48,452,306,178,636.77/7,888,409.67
  6. Step 6: Final answer
    x = 6,142,214.74

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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.