Home / 8,903,418.75-12,286,718.69-5,035,856.67

Finding the Fourth Proportional to 8,903,418.75, 12,286,718.69 and 5,035,856.67

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Solution

The fourth proportional to 8,903,418.75, 12,286,718.69 and 5,035,856.67 is: 6,949,482.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,903,418.75 : 12,286,718.69 = 5,035,856.67 : x
  2. Step 2: Convert to fraction form
    8,903,418.75/12,286,718.69 = 5,035,856.67/x
  3. Step 3: Cross multiply
    8,903,418.75x = 12,286,718.69 × 5,035,856.67
  4. Step 4: Simplify right side
    8,903,418.75x = 61,874,154,242,270.88
  5. Step 5: Solve for x
    x = 61,874,154,242,270.88/8,903,418.75
  6. Step 6: Final answer
    x = 6,949,482.66

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Double scale
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1.5x scale

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.