Home / 53,925,980.90-80,888,971.35-21,582,875.30

Finding the Fourth Proportional to 53,925,980.90, 80,888,971.35 and 21,582,875.30

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Solution

The fourth proportional to 53,925,980.90, 80,888,971.35 and 21,582,875.30 is: 32,374,312.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,925,980.90 : 80,888,971.35 = 21,582,875.30 : x
  2. Step 2: Convert to fraction form
    53,925,980.90/80,888,971.35 = 21,582,875.30/x
  3. Step 3: Cross multiply
    53,925,980.90x = 80,888,971.35 × 21,582,875.30
  4. Step 4: Simplify right side
    53,925,980.90x = 1,745,816,581,792,322.50
  5. Step 5: Solve for x
    x = 1,745,816,581,792,322.50/53,925,980.90
  6. Step 6: Final answer
    x = 32,374,312.95

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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.