Home / 9,863,999.70-14,795,999.55-7,155,618.90

Finding the Fourth Proportional to 9,863,999.70, 14,795,999.55 and 7,155,618.90

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Solution

The fourth proportional to 9,863,999.70, 14,795,999.55 and 7,155,618.90 is: 10,733,428.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,863,999.70 : 14,795,999.55 = 7,155,618.90 : x
  2. Step 2: Convert to fraction form
    9,863,999.70/14,795,999.55 = 7,155,618.90/x
  3. Step 3: Cross multiply
    9,863,999.70x = 14,795,999.55 × 7,155,618.90
  4. Step 4: Simplify right side
    9,863,999.70x = 105,874,534,024,371.50
  5. Step 5: Solve for x
    x = 105,874,534,024,371.50/9,863,999.70
  6. Step 6: Final answer
    x = 10,733,428.35

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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.