Home / 28,759,266.34-39,688,766.83-17,008,607.61

Finding the Fourth Proportional to 28,759,266.34, 39,688,766.83 and 17,008,607.61

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Solution

The fourth proportional to 28,759,266.34, 39,688,766.83 and 17,008,607.61 is: 23,472,457.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,759,266.34 : 39,688,766.83 = 17,008,607.61 : x
  2. Step 2: Convert to fraction form
    28,759,266.34/39,688,766.83 = 17,008,607.61/x
  3. Step 3: Cross multiply
    28,759,266.34x = 39,688,766.83 × 17,008,607.61
  4. Step 4: Simplify right side
    28,759,266.34x = 675,050,661,252,766.75
  5. Step 5: Solve for x
    x = 675,050,661,252,766.75/28,759,266.34
  6. Step 6: Final answer
    x = 23,472,457.65

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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.