Home / 51,736,480-77,573,461.50-20,616,924.04

Finding the Fourth Proportional to 51,736,480, 77,573,461.50 and 20,616,924.04

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Solution

The fourth proportional to 51,736,480, 77,573,461.50 and 20,616,924.04 is: 30,912,929.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,736,480 : 77,573,461.50 = 20,616,924.04 : x
  2. Step 2: Convert to fraction form
    51,736,480/77,573,461.50 = 20,616,924.04/x
  3. Step 3: Cross multiply
    51,736,480x = 77,573,461.50 × 20,616,924.04
  4. Step 4: Simplify right side
    51,736,480x = 1,599,326,163,265,364.50
  5. Step 5: Solve for x
    x = 1,599,326,163,265,364.50/51,736,480
  6. Step 6: Final answer
    x = 30,912,929.59

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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.