Home / 64,942,246.59-89,586,322.77-40,154,509.75

Finding the Fourth Proportional to 64,942,246.59, 89,586,322.77 and 40,154,509.75

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Solution

The fourth proportional to 64,942,246.59, 89,586,322.77 and 40,154,509.75 is: 55,392,214.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,942,246.59 : 89,586,322.77 = 40,154,509.75 : x
  2. Step 2: Convert to fraction form
    64,942,246.59/89,586,322.77 = 40,154,509.75/x
  3. Step 3: Cross multiply
    64,942,246.59x = 89,586,322.77 × 40,154,509.75
  4. Step 4: Simplify right side
    64,942,246.59x = 3,597,294,871,044,853.50
  5. Step 5: Solve for x
    x = 3,597,294,871,044,853.50/64,942,246.59
  6. Step 6: Final answer
    x = 55,392,214.77

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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.