Home / 7,859,495.95-11,788,568.61-4,784,688.79

Finding the Fourth Proportional to 7,859,495.95, 11,788,568.61 and 4,784,688.79

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Solution

The fourth proportional to 7,859,495.95, 11,788,568.61 and 4,784,688.79 is: 7,176,622.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,859,495.95 : 11,788,568.61 = 4,784,688.79 : x
  2. Step 2: Convert to fraction form
    7,859,495.95/11,788,568.61 = 4,784,688.79/x
  3. Step 3: Cross multiply
    7,859,495.95x = 11,788,568.61 × 4,784,688.79
  4. Step 4: Simplify right side
    7,859,495.95x = 56,404,632,078,412.88
  5. Step 5: Solve for x
    x = 56,404,632,078,412.88/7,859,495.95
  6. Step 6: Final answer
    x = 7,176,622.07

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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.