Home / 28,534,536-42,792,813-9,360,825.12

Finding the Fourth Proportional to 28,534,536, 42,792,813 and 9,360,825.12

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Solution

The fourth proportional to 28,534,536, 42,792,813 and 9,360,825.12 is: 14,038,288.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,534,536 : 42,792,813 = 9,360,825.12 : x
  2. Step 2: Convert to fraction form
    28,534,536/42,792,813 = 9,360,825.12/x
  3. Step 3: Cross multiply
    28,534,536x = 42,792,813 × 9,360,825.12
  4. Step 4: Simplify right side
    28,534,536x = 400,576,038,885,862.50
  5. Step 5: Solve for x
    x = 400,576,038,885,862.50/28,534,536
  6. Step 6: Final answer
    x = 14,038,288.16

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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.