Home / 65,266,719.95-90,069,777.56-35,898,822.81

Finding the Fourth Proportional to 65,266,719.95, 90,069,777.56 and 35,898,822.81

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Solution

The fourth proportional to 65,266,719.95, 90,069,777.56 and 35,898,822.81 is: 49,541,312.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,266,719.95 : 90,069,777.56 = 35,898,822.81 : x
  2. Step 2: Convert to fraction form
    65,266,719.95/90,069,777.56 = 35,898,822.81/x
  3. Step 3: Cross multiply
    65,266,719.95x = 90,069,777.56 × 35,898,822.81
  4. Step 4: Simplify right side
    65,266,719.95x = 3,233,398,984,983,060.50
  5. Step 5: Solve for x
    x = 3,233,398,984,983,060.50/65,266,719.95
  6. Step 6: Final answer
    x = 49,541,312.75

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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.