Home / 14,389,306.18-19,857,294.08-7,862,935.57

Finding the Fourth Proportional to 14,389,306.18, 19,857,294.08 and 7,862,935.57

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Solution

The fourth proportional to 14,389,306.18, 19,857,294.08 and 7,862,935.57 is: 10,850,879.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,389,306.18 : 19,857,294.08 = 7,862,935.57 : x
  2. Step 2: Convert to fraction form
    14,389,306.18/19,857,294.08 = 7,862,935.57/x
  3. Step 3: Cross multiply
    14,389,306.18x = 19,857,294.08 × 7,862,935.57
  4. Step 4: Simplify right side
    14,389,306.18x = 156,136,623,886,110.50
  5. Step 5: Solve for x
    x = 156,136,623,886,110.50/14,389,306.18
  6. Step 6: Final answer
    x = 10,850,879.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.