Home / 28,750,802.37-43,101,009.32-10,812,503.49

Finding the Fourth Proportional to 28,750,802.37, 43,101,009.32 and 10,812,503.49

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Solution

The fourth proportional to 28,750,802.37, 43,101,009.32 and 10,812,503.49 is: 16,209,280.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,750,802.37 : 43,101,009.32 = 10,812,503.49 : x
  2. Step 2: Convert to fraction form
    28,750,802.37/43,101,009.32 = 10,812,503.49/x
  3. Step 3: Cross multiply
    28,750,802.37x = 43,101,009.32 × 10,812,503.49
  4. Step 4: Simplify right side
    28,750,802.37x = 466,029,813,640,960
  5. Step 5: Solve for x
    x = 466,029,813,640,960/28,750,802.37
  6. Step 6: Final answer
    x = 16,209,280.27

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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.