Home / 13,308,766.60-19,963,085.10-5,216,024.20

Finding the Fourth Proportional to 13,308,766.60, 19,963,085.10 and 5,216,024.20

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Solution

The fourth proportional to 13,308,766.60, 19,963,085.10 and 5,216,024.20 is: 7,824,010.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,308,766.60 : 19,963,085.10 = 5,216,024.20 : x
  2. Step 2: Convert to fraction form
    13,308,766.60/19,963,085.10 = 5,216,024.20/x
  3. Step 3: Cross multiply
    13,308,766.60x = 19,963,085.10 × 5,216,024.20
  4. Step 4: Simplify right side
    13,308,766.60x = 104,127,934,988,259.44
  5. Step 5: Solve for x
    x = 104,127,934,988,259.44/13,308,766.60
  6. Step 6: Final answer
    x = 7,824,010.90

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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.