Home / 60,428,751.74-90,634,020.84-38,720,827.24

Finding the Fourth Proportional to 60,428,751.74, 90,634,020.84 and 38,720,827.24

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Solution

The fourth proportional to 60,428,751.74, 90,634,020.84 and 38,720,827.24 is: 58,075,405.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,428,751.74 : 90,634,020.84 = 38,720,827.24 : x
  2. Step 2: Convert to fraction form
    60,428,751.74/90,634,020.84 = 38,720,827.24/x
  3. Step 3: Cross multiply
    60,428,751.74x = 90,634,020.84 × 38,720,827.24
  4. Step 4: Simplify right side
    60,428,751.74x = 3,509,424,263,012,200
  5. Step 5: Solve for x
    x = 3,509,424,263,012,200/60,428,751.74
  6. Step 6: Final answer
    x = 58,075,405.53

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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.