Home / 10,543,522.30-15,783,790.65-6,281,496.70

Finding the Fourth Proportional to 10,543,522.30, 15,783,790.65 and 6,281,496.70

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Solution

The fourth proportional to 10,543,522.30, 15,783,790.65 and 6,281,496.70 is: 9,403,482.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,543,522.30 : 15,783,790.65 = 6,281,496.70 : x
  2. Step 2: Convert to fraction form
    10,543,522.30/15,783,790.65 = 6,281,496.70/x
  3. Step 3: Cross multiply
    10,543,522.30x = 15,783,790.65 × 6,281,496.70
  4. Step 4: Simplify right side
    10,543,522.30x = 99,145,828,881,465.86
  5. Step 5: Solve for x
    x = 99,145,828,881,465.86/10,543,522.30
  6. Step 6: Final answer
    x = 9,403,482.64

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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.