Home / 21,362,111.60-32,068,050.60-12,852,057.20

Finding the Fourth Proportional to 21,362,111.60, 32,068,050.60 and 12,852,057.20

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Solution

The fourth proportional to 21,362,111.60, 32,068,050.60 and 12,852,057.20 is: 19,293,056.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,362,111.60 : 32,068,050.60 = 12,852,057.20 : x
  2. Step 2: Convert to fraction form
    21,362,111.60/32,068,050.60 = 12,852,057.20/x
  3. Step 3: Cross multiply
    21,362,111.60x = 32,068,050.60 × 12,852,057.20
  4. Step 4: Simplify right side
    21,362,111.60x = 412,140,420,603,694.31
  5. Step 5: Solve for x
    x = 412,140,420,603,694.31/21,362,111.60
  6. Step 6: Final answer
    x = 19,293,056.24

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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.