Home / 57,308,840.10-85,963,260.15-28,611,026.10

Finding the Fourth Proportional to 57,308,840.10, 85,963,260.15 and 28,611,026.10

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Solution

The fourth proportional to 57,308,840.10, 85,963,260.15 and 28,611,026.10 is: 42,916,539.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,308,840.10 : 85,963,260.15 = 28,611,026.10 : x
  2. Step 2: Convert to fraction form
    57,308,840.10/85,963,260.15 = 28,611,026.10/x
  3. Step 3: Cross multiply
    57,308,840.10x = 85,963,260.15 × 28,611,026.10
  4. Step 4: Simplify right side
    57,308,840.10x = 2,459,497,079,792,740
  5. Step 5: Solve for x
    x = 2,459,497,079,792,740/57,308,840.10
  6. Step 6: Final answer
    x = 42,916,539.15

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Double scale
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Similar ratio
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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.