Home / 64,950,726.43-89,631,995.02-38,845,240.08

Finding the Fourth Proportional to 64,950,726.43, 89,631,995.02 and 38,845,240.08

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Solution

The fourth proportional to 64,950,726.43, 89,631,995.02 and 38,845,240.08 is: 53,606,426.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,950,726.43 : 89,631,995.02 = 38,845,240.08 : x
  2. Step 2: Convert to fraction form
    64,950,726.43/89,631,995.02 = 38,845,240.08/x
  3. Step 3: Cross multiply
    64,950,726.43x = 89,631,995.02 × 38,845,240.08
  4. Step 4: Simplify right side
    64,950,726.43x = 3,481,776,365,401,264
  5. Step 5: Solve for x
    x = 3,481,776,365,401,264/64,950,726.43
  6. Step 6: Final answer
    x = 53,606,426.85

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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.