Home / 54,179,394.80-74,746,280.04-30,962,066

Finding the Fourth Proportional to 54,179,394.80, 74,746,280.04 and 30,962,066

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Solution

The fourth proportional to 54,179,394.80, 74,746,280.04 and 30,962,066 is: 42,715,487.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,179,394.80 : 74,746,280.04 = 30,962,066 : x
  2. Step 2: Convert to fraction form
    54,179,394.80/74,746,280.04 = 30,962,066/x
  3. Step 3: Cross multiply
    54,179,394.80x = 74,746,280.04 × 30,962,066
  4. Step 4: Simplify right side
    54,179,394.80x = 2,314,299,255,852,963
  5. Step 5: Solve for x
    x = 2,314,299,255,852,963/54,179,394.80
  6. Step 6: Final answer
    x = 42,715,487.40

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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.