Home / 30,282,639.70-45,423,959.55-17,528,055.70

Finding the Fourth Proportional to 30,282,639.70, 45,423,959.55 and 17,528,055.70

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Solution

The fourth proportional to 30,282,639.70, 45,423,959.55 and 17,528,055.70 is: 26,292,083.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,282,639.70 : 45,423,959.55 = 17,528,055.70 : x
  2. Step 2: Convert to fraction form
    30,282,639.70/45,423,959.55 = 17,528,055.70/x
  3. Step 3: Cross multiply
    30,282,639.70x = 45,423,959.55 × 17,528,055.70
  4. Step 4: Simplify right side
    30,282,639.70x = 796,193,693,106,946.88
  5. Step 5: Solve for x
    x = 796,193,693,106,946.88/30,282,639.70
  6. Step 6: Final answer
    x = 26,292,083.55

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Similar ratio
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1.5x scale

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.