Home / 64,528,040.80-89,048,709.11-35,159,373.36

Finding the Fourth Proportional to 64,528,040.80, 89,048,709.11 and 35,159,373.36

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Solution

The fourth proportional to 64,528,040.80, 89,048,709.11 and 35,159,373.36 is: 48,519,942.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,528,040.80 : 89,048,709.11 = 35,159,373.36 : x
  2. Step 2: Convert to fraction form
    64,528,040.80/89,048,709.11 = 35,159,373.36/x
  3. Step 3: Cross multiply
    64,528,040.80x = 89,048,709.11 × 35,159,373.36
  4. Step 4: Simplify right side
    64,528,040.80x = 3,130,896,810,379,279.50
  5. Step 5: Solve for x
    x = 3,130,896,810,379,279.50/64,528,040.80
  6. Step 6: Final answer
    x = 48,519,942.21

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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.