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Finding the Fourth Proportional to 28,977,502.40, 43,371,775.20 and 28,977,502.40

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Solution

The fourth proportional to 28,977,502.40, 43,371,775.20 and 28,977,502.40 is: 43,371,775.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,977,502.40 : 43,371,775.20 = 28,977,502.40 : x
  2. Step 2: Convert to fraction form
    28,977,502.40/43,371,775.20 = 28,977,502.40/x
  3. Step 3: Cross multiply
    28,977,502.40x = 43,371,775.20 × 28,977,502.40
  4. Step 4: Simplify right side
    28,977,502.40x = 1,256,805,719,950,260.50
  5. Step 5: Solve for x
    x = 1,256,805,719,950,260.50/28,977,502.40
  6. Step 6: Final answer
    x = 43,371,775.20

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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.