Home / 9,792,040.80-14,688,061.20-7,272,616.80

Finding the Fourth Proportional to 9,792,040.80, 14,688,061.20 and 7,272,616.80

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Solution

The fourth proportional to 9,792,040.80, 14,688,061.20 and 7,272,616.80 is: 10,908,925.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,792,040.80 : 14,688,061.20 = 7,272,616.80 : x
  2. Step 2: Convert to fraction form
    9,792,040.80/14,688,061.20 = 7,272,616.80/x
  3. Step 3: Cross multiply
    9,792,040.80x = 14,688,061.20 × 7,272,616.80
  4. Step 4: Simplify right side
    9,792,040.80x = 106,820,640,642,548.16
  5. Step 5: Solve for x
    x = 106,820,640,642,548.16/9,792,040.80
  6. Step 6: Final answer
    x = 10,908,925.20

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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.