Home / 19,577,022.20-29,365,533.30-12,774,577.40

Finding the Fourth Proportional to 19,577,022.20, 29,365,533.30 and 12,774,577.40

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Solution

The fourth proportional to 19,577,022.20, 29,365,533.30 and 12,774,577.40 is: 19,161,866.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,577,022.20 : 29,365,533.30 = 12,774,577.40 : x
  2. Step 2: Convert to fraction form
    19,577,022.20/29,365,533.30 = 12,774,577.40/x
  3. Step 3: Cross multiply
    19,577,022.20x = 29,365,533.30 × 12,774,577.40
  4. Step 4: Simplify right side
    19,577,022.20x = 375,132,278,033,127.44
  5. Step 5: Solve for x
    x = 375,132,278,033,127.44/19,577,022.20
  6. Step 6: Final answer
    x = 19,161,866.10

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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.