Home / 37,074,541.60-55,611,812.40-21,920,672.80

Finding the Fourth Proportional to 37,074,541.60, 55,611,812.40 and 21,920,672.80

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Solution

The fourth proportional to 37,074,541.60, 55,611,812.40 and 21,920,672.80 is: 32,881,009.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,074,541.60 : 55,611,812.40 = 21,920,672.80 : x
  2. Step 2: Convert to fraction form
    37,074,541.60/55,611,812.40 = 21,920,672.80/x
  3. Step 3: Cross multiply
    37,074,541.60x = 55,611,812.40 × 21,920,672.80
  4. Step 4: Simplify right side
    37,074,541.60x = 1,219,048,343,435,382.75
  5. Step 5: Solve for x
    x = 1,219,048,343,435,382.75/37,074,541.60
  6. Step 6: Final answer
    x = 32,881,009.20

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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.