Home / 73,316,649.96-101,178,013.26-40,279,952.36

Finding the Fourth Proportional to 73,316,649.96, 101,178,013.26 and 40,279,952.36

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Solution

The fourth proportional to 73,316,649.96, 101,178,013.26 and 40,279,952.36 is: 55,586,903.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,316,649.96 : 101,178,013.26 = 40,279,952.36 : x
  2. Step 2: Convert to fraction form
    73,316,649.96/101,178,013.26 = 40,279,952.36/x
  3. Step 3: Cross multiply
    73,316,649.96x = 101,178,013.26 × 40,279,952.36
  4. Step 4: Simplify right side
    73,316,649.96x = 4,075,445,553,992,248.50
  5. Step 5: Solve for x
    x = 4,075,445,553,992,248.50/73,316,649.96
  6. Step 6: Final answer
    x = 55,586,903.61

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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.