Home / 35,666,424.63-49,219,673.15-21,727,778.98

Finding the Fourth Proportional to 35,666,424.63, 49,219,673.15 and 21,727,778.98

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Solution

The fourth proportional to 35,666,424.63, 49,219,673.15 and 21,727,778.98 is: 29,984,339.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,666,424.63 : 49,219,673.15 = 21,727,778.98 : x
  2. Step 2: Convert to fraction form
    35,666,424.63/49,219,673.15 = 21,727,778.98/x
  3. Step 3: Cross multiply
    35,666,424.63x = 49,219,673.15 × 21,727,778.98
  4. Step 4: Simplify right side
    35,666,424.63x = 1,069,434,179,671,040.38
  5. Step 5: Solve for x
    x = 1,069,434,179,671,040.38/35,666,424.63
  6. Step 6: Final answer
    x = 29,984,339.35

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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.