Home / 60,428,749.75-90,634,017.84-38,720,825.24

Finding the Fourth Proportional to 60,428,749.75, 90,634,017.84 and 38,720,825.24

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Solution

The fourth proportional to 60,428,749.75, 90,634,017.84 and 38,720,825.24 is: 58,075,402.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,428,749.75 : 90,634,017.84 = 38,720,825.24 : x
  2. Step 2: Convert to fraction form
    60,428,749.75/90,634,017.84 = 38,720,825.24/x
  3. Step 3: Cross multiply
    60,428,749.75x = 90,634,017.84 × 38,720,825.24
  4. Step 4: Simplify right side
    60,428,749.75x = 3,509,423,965,593,388
  5. Step 5: Solve for x
    x = 3,509,423,965,593,388/60,428,749.75
  6. Step 6: Final answer
    x = 58,075,402.52

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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.