Home / 74,179,427.59-102,386,212.64-50,377,328.42

Finding the Fourth Proportional to 74,179,427.59, 102,386,212.64 and 50,377,328.42

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Solution

The fourth proportional to 74,179,427.59, 102,386,212.64 and 50,377,328.42 is: 69,533,346.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,179,427.59 : 102,386,212.64 = 50,377,328.42 : x
  2. Step 2: Convert to fraction form
    74,179,427.59/102,386,212.64 = 50,377,328.42/x
  3. Step 3: Cross multiply
    74,179,427.59x = 102,386,212.64 × 50,377,328.42
  4. Step 4: Simplify right side
    74,179,427.59x = 5,157,943,859,459,247
  5. Step 5: Solve for x
    x = 5,157,943,859,459,247/74,179,427.59
  6. Step 6: Final answer
    x = 69,533,346.74

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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.