Home / 32,866,792.65-45,348,024.96-21,250,378.26

Finding the Fourth Proportional to 32,866,792.65, 45,348,024.96 and 21,250,378.26

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Solution

The fourth proportional to 32,866,792.65, 45,348,024.96 and 21,250,378.26 is: 29,320,253.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,866,792.65 : 45,348,024.96 = 21,250,378.26 : x
  2. Step 2: Convert to fraction form
    32,866,792.65/45,348,024.96 = 21,250,378.26/x
  3. Step 3: Cross multiply
    32,866,792.65x = 45,348,024.96 × 21,250,378.26
  4. Step 4: Simplify right side
    32,866,792.65x = 963,662,683,743,921.50
  5. Step 5: Solve for x
    x = 963,662,683,743,921.50/32,866,792.65
  6. Step 6: Final answer
    x = 29,320,253.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.