Home / 30,569,205.60-42,185,817.36-17,516,181.96

Finding the Fourth Proportional to 30,569,205.60, 42,185,817.36 and 17,516,181.96

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Solution

The fourth proportional to 30,569,205.60, 42,185,817.36 and 17,516,181.96 is: 24,172,510.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,569,205.60 : 42,185,817.36 = 17,516,181.96 : x
  2. Step 2: Convert to fraction form
    30,569,205.60/42,185,817.36 = 17,516,181.96/x
  3. Step 3: Cross multiply
    30,569,205.60x = 42,185,817.36 × 17,516,181.96
  4. Step 4: Simplify right side
    30,569,205.60x = 738,934,453,009,086.88
  5. Step 5: Solve for x
    x = 738,934,453,009,086.88/30,569,205.60
  6. Step 6: Final answer
    x = 24,172,510.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.