Home / 30,602,853.60-45,904,280.40-28,849,098.30

Finding the Fourth Proportional to 30,602,853.60, 45,904,280.40 and 28,849,098.30

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Solution

The fourth proportional to 30,602,853.60, 45,904,280.40 and 28,849,098.30 is: 43,273,647.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,602,853.60 : 45,904,280.40 = 28,849,098.30 : x
  2. Step 2: Convert to fraction form
    30,602,853.60/45,904,280.40 = 28,849,098.30/x
  3. Step 3: Cross multiply
    30,602,853.60x = 45,904,280.40 × 28,849,098.30
  4. Step 4: Simplify right side
    30,602,853.60x = 1,324,297,097,650,363.25
  5. Step 5: Solve for x
    x = 1,324,297,097,650,363.25/30,602,853.60
  6. Step 6: Final answer
    x = 43,273,647.45

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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.