Home / 28,534,586.50-42,792,888.57-9,360,875.62

Finding the Fourth Proportional to 28,534,586.50, 42,792,888.57 and 9,360,875.62

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Solution

The fourth proportional to 28,534,586.50, 42,792,888.57 and 9,360,875.62 is: 14,038,363.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,534,586.50 : 42,792,888.57 = 9,360,875.62 : x
  2. Step 2: Convert to fraction form
    28,534,586.50/42,792,888.57 = 9,360,875.62/x
  3. Step 3: Cross multiply
    28,534,586.50x = 42,792,888.57 × 9,360,875.62
  4. Step 4: Simplify right side
    28,534,586.50x = 400,578,907,324,289.62
  5. Step 5: Solve for x
    x = 400,578,907,324,289.62/28,534,586.50
  6. Step 6: Final answer
    x = 14,038,363.84

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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.