Home / 65,054,309.81-89,774,109.98-37,176,700.78

Finding the Fourth Proportional to 65,054,309.81, 89,774,109.98 and 37,176,700.78

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Solution

The fourth proportional to 65,054,309.81, 89,774,109.98 and 37,176,700.78 is: 51,303,368.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,054,309.81 : 89,774,109.98 = 37,176,700.78 : x
  2. Step 2: Convert to fraction form
    65,054,309.81/89,774,109.98 = 37,176,700.78/x
  3. Step 3: Cross multiply
    65,054,309.81x = 89,774,109.98 × 37,176,700.78
  4. Step 4: Simplify right side
    65,054,309.81x = 3,337,505,224,517,272
  5. Step 5: Solve for x
    x = 3,337,505,224,517,272/65,054,309.81
  6. Step 6: Final answer
    x = 51,303,368.44

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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.