Home / 42,835,625.64-64,278,969.10-15,544,047.47

Finding the Fourth Proportional to 42,835,625.64, 64,278,969.10 and 15,544,047.47

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Solution

The fourth proportional to 42,835,625.64, 64,278,969.10 and 15,544,047.47 is: 23,325,335.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,835,625.64 : 64,278,969.10 = 15,544,047.47 : x
  2. Step 2: Convert to fraction form
    42,835,625.64/64,278,969.10 = 15,544,047.47/x
  3. Step 3: Cross multiply
    42,835,625.64x = 64,278,969.10 × 15,544,047.47
  4. Step 4: Simplify right side
    42,835,625.64x = 999,155,346,652,808.12
  5. Step 5: Solve for x
    x = 999,155,346,652,808.12/42,835,625.64
  6. Step 6: Final answer
    x = 23,325,335.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.