Home / 8,790,457.10-12,130,253.42-4,922,091.50

Finding the Fourth Proportional to 8,790,457.10, 12,130,253.42 and 4,922,091.50

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Solution

The fourth proportional to 8,790,457.10, 12,130,253.42 and 4,922,091.50 is: 6,792,162.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,790,457.10 : 12,130,253.42 = 4,922,091.50 : x
  2. Step 2: Convert to fraction form
    8,790,457.10/12,130,253.42 = 4,922,091.50/x
  3. Step 3: Cross multiply
    8,790,457.10x = 12,130,253.42 × 4,922,091.50
  4. Step 4: Simplify right side
    8,790,457.10x = 59,706,217,251,427.93
  5. Step 5: Solve for x
    x = 59,706,217,251,427.93/8,790,457.10
  6. Step 6: Final answer
    x = 6,792,162.98

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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.