Home / 14,042,957.60-21,064,436.40-11,492,040.80

Finding the Fourth Proportional to 14,042,957.60, 21,064,436.40 and 11,492,040.80

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Solution

The fourth proportional to 14,042,957.60, 21,064,436.40 and 11,492,040.80 is: 17,238,061.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,042,957.60 : 21,064,436.40 = 11,492,040.80 : x
  2. Step 2: Convert to fraction form
    14,042,957.60/21,064,436.40 = 11,492,040.80/x
  3. Step 3: Cross multiply
    14,042,957.60x = 21,064,436.40 × 11,492,040.80
  4. Step 4: Simplify right side
    14,042,957.60x = 242,073,362,537,805.12
  5. Step 5: Solve for x
    x = 242,073,362,537,805.12/14,042,957.60
  6. Step 6: Final answer
    x = 17,238,061.20

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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.