Home / 56,073,898.44-77,381,814.06-31,293,821.57

Finding the Fourth Proportional to 56,073,898.44, 77,381,814.06 and 31,293,821.57

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Solution

The fourth proportional to 56,073,898.44, 77,381,814.06 and 31,293,821.57 is: 43,185,381.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,073,898.44 : 77,381,814.06 = 31,293,821.57 : x
  2. Step 2: Convert to fraction form
    56,073,898.44/77,381,814.06 = 31,293,821.57/x
  3. Step 3: Cross multiply
    56,073,898.44x = 77,381,814.06 × 31,293,821.57
  4. Step 4: Simplify right side
    56,073,898.44x = 2,421,572,681,569,648.50
  5. Step 5: Solve for x
    x = 2,421,572,681,569,648.50/56,073,898.44
  6. Step 6: Final answer
    x = 43,185,381.24

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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.