Home / 64,528,040.55-89,048,708.77-35,159,373.11

Finding the Fourth Proportional to 64,528,040.55, 89,048,708.77 and 35,159,373.11

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Solution

The fourth proportional to 64,528,040.55, 89,048,708.77 and 35,159,373.11 is: 48,519,941.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,528,040.55 : 89,048,708.77 = 35,159,373.11 : x
  2. Step 2: Convert to fraction form
    64,528,040.55/89,048,708.77 = 35,159,373.11/x
  3. Step 3: Cross multiply
    64,528,040.55x = 89,048,708.77 × 35,159,373.11
  4. Step 4: Simplify right side
    64,528,040.55x = 3,130,896,775,987,118.50
  5. Step 5: Solve for x
    x = 3,130,896,775,987,118.50/64,528,040.55
  6. Step 6: Final answer
    x = 48,519,941.87

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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.