Home / 19,055,874.02-28,583,754.47-5,409,031.95

Finding the Fourth Proportional to 19,055,874.02, 28,583,754.47 and 5,409,031.95

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Solution

The fourth proportional to 19,055,874.02, 28,583,754.47 and 5,409,031.95 is: 8,113,531.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,055,874.02 : 28,583,754.47 = 5,409,031.95 : x
  2. Step 2: Convert to fraction form
    19,055,874.02/28,583,754.47 = 5,409,031.95/x
  3. Step 3: Cross multiply
    19,055,874.02x = 28,583,754.47 × 5,409,031.95
  4. Step 4: Simplify right side
    19,055,874.02x = 154,610,441,152,140.16
  5. Step 5: Solve for x
    x = 154,610,441,152,140.16/19,055,874.02
  6. Step 6: Final answer
    x = 8,113,531.87

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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.