Home / 14,339,968.90-21,509,953.35-12,772,327.30

Finding the Fourth Proportional to 14,339,968.90, 21,509,953.35 and 12,772,327.30

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Solution

The fourth proportional to 14,339,968.90, 21,509,953.35 and 12,772,327.30 is: 19,158,490.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,339,968.90 : 21,509,953.35 = 12,772,327.30 : x
  2. Step 2: Convert to fraction form
    14,339,968.90/21,509,953.35 = 12,772,327.30/x
  3. Step 3: Cross multiply
    14,339,968.90x = 21,509,953.35 × 12,772,327.30
  4. Step 4: Simplify right side
    14,339,968.90x = 274,732,164,393,931.50
  5. Step 5: Solve for x
    x = 274,732,164,393,931.50/14,339,968.90
  6. Step 6: Final answer
    x = 19,158,490.95

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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.