Home / 9,792,021.40-14,688,032.10-5,313,045.40

Finding the Fourth Proportional to 9,792,021.40, 14,688,032.10 and 5,313,045.40

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Solution

The fourth proportional to 9,792,021.40, 14,688,032.10 and 5,313,045.40 is: 7,969,568.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,792,021.40 : 14,688,032.10 = 5,313,045.40 : x
  2. Step 2: Convert to fraction form
    9,792,021.40/14,688,032.10 = 5,313,045.40/x
  3. Step 3: Cross multiply
    9,792,021.40x = 14,688,032.10 × 5,313,045.40
  4. Step 4: Simplify right side
    9,792,021.40x = 78,038,181,383,957.34
  5. Step 5: Solve for x
    x = 78,038,181,383,957.34/9,792,021.40
  6. Step 6: Final answer
    x = 7,969,568.10

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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.