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Finding the Fourth Proportional to 44,796,657.70, 67,207,428.15 and 19,249,905.70

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Solution

The fourth proportional to 44,796,657.70, 67,207,428.15 and 19,249,905.70 is: 28,880,204.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,796,657.70 : 67,207,428.15 = 19,249,905.70 : x
  2. Step 2: Convert to fraction form
    44,796,657.70/67,207,428.15 = 19,249,905.70/x
  3. Step 3: Cross multiply
    44,796,657.70x = 67,207,428.15 × 19,249,905.70
  4. Step 4: Simplify right side
    44,796,657.70x = 1,293,736,654,227,025.50
  5. Step 5: Solve for x
    x = 1,293,736,654,227,025.50/44,796,657.70
  6. Step 6: Final answer
    x = 28,880,204.92

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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.