Home / 43,579,650.40-65,362,477.20-13,280,466.40

Finding the Fourth Proportional to 43,579,650.40, 65,362,477.20 and 13,280,466.40

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Solution

The fourth proportional to 43,579,650.40, 65,362,477.20 and 13,280,466.40 is: 19,918,566.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,579,650.40 : 65,362,477.20 = 13,280,466.40 : x
  2. Step 2: Convert to fraction form
    43,579,650.40/65,362,477.20 = 13,280,466.40/x
  3. Step 3: Cross multiply
    43,579,650.40x = 65,362,477.20 × 13,280,466.40
  4. Step 4: Simplify right side
    43,579,650.40x = 868,044,182,275,366.12
  5. Step 5: Solve for x
    x = 868,044,182,275,366.12/43,579,650.40
  6. Step 6: Final answer
    x = 19,918,566.91

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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.