Home / 64,950,743.16-89,632,017.99-38,845,256.94

Finding the Fourth Proportional to 64,950,743.16, 89,632,017.99 and 38,845,256.94

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Solution

The fourth proportional to 64,950,743.16, 89,632,017.99 and 38,845,256.94 is: 53,606,450.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,950,743.16 : 89,632,017.99 = 38,845,256.94 : x
  2. Step 2: Convert to fraction form
    64,950,743.16/89,632,017.99 = 38,845,256.94/x
  3. Step 3: Cross multiply
    64,950,743.16x = 89,632,017.99 × 38,845,256.94
  4. Step 4: Simplify right side
    64,950,743.16x = 3,481,778,768,872,252
  5. Step 5: Solve for x
    x = 3,481,778,768,872,252/64,950,743.16
  6. Step 6: Final answer
    x = 53,606,450.05

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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.