Home / 77,773,041.89-116,643,727.24-28,571,984.84

Finding the Fourth Proportional to 77,773,041.89, 116,643,727.24 and 28,571,984.84

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Solution

The fourth proportional to 77,773,041.89, 116,643,727.24 and 28,571,984.84 is: 42,852,159.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,773,041.89 : 116,643,727.24 = 28,571,984.84 : x
  2. Step 2: Convert to fraction form
    77,773,041.89/116,643,727.24 = 28,571,984.84/x
  3. Step 3: Cross multiply
    77,773,041.89x = 116,643,727.24 × 28,571,984.84
  4. Step 4: Simplify right side
    77,773,041.89x = 3,332,742,806,382,375
  5. Step 5: Solve for x
    x = 3,332,742,806,382,375/77,773,041.89
  6. Step 6: Final answer
    x = 42,852,159.64

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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.