Home / 13,792,335.47-19,033,421.61-7,994,480.25

Finding the Fourth Proportional to 13,792,335.47, 19,033,421.61 and 7,994,480.25

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Solution

The fourth proportional to 13,792,335.47, 19,033,421.61 and 7,994,480.25 is: 11,032,381.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,792,335.47 : 19,033,421.61 = 7,994,480.25 : x
  2. Step 2: Convert to fraction form
    13,792,335.47/19,033,421.61 = 7,994,480.25/x
  3. Step 3: Cross multiply
    13,792,335.47x = 19,033,421.61 × 7,994,480.25
  4. Step 4: Simplify right side
    13,792,335.47x = 152,162,313,151,068.19
  5. Step 5: Solve for x
    x = 152,162,313,151,068.19/13,792,335.47
  6. Step 6: Final answer
    x = 11,032,381.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.