Home / 4,783,726.70-7,178,952.51-4,326,355.28

Finding the Fourth Proportional to 4,783,726.70, 7,178,952.51 and 4,326,355.28

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Solution

The fourth proportional to 4,783,726.70, 7,178,952.51 and 4,326,355.28 is: 6,492,573.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,783,726.70 : 7,178,952.51 = 4,326,355.28 : x
  2. Step 2: Convert to fraction form
    4,783,726.70/7,178,952.51 = 4,326,355.28/x
  3. Step 3: Cross multiply
    4,783,726.70x = 7,178,952.51 × 4,326,355.28
  4. Step 4: Simplify right side
    4,783,726.70x = 31,058,699,038,981.21
  5. Step 5: Solve for x
    x = 31,058,699,038,981.21/4,783,726.70
  6. Step 6: Final answer
    x = 6,492,573.89

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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.