Home / 67,742,493.62-93,477,895.90-38,367,963.50

Finding the Fourth Proportional to 67,742,493.62, 93,477,895.90 and 38,367,963.50

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Solution

The fourth proportional to 67,742,493.62, 93,477,895.90 and 38,367,963.50 is: 52,943,969.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,742,493.62 : 93,477,895.90 = 38,367,963.50 : x
  2. Step 2: Convert to fraction form
    67,742,493.62/93,477,895.90 = 38,367,963.50/x
  3. Step 3: Cross multiply
    67,742,493.62x = 93,477,895.90 × 38,367,963.50
  4. Step 4: Simplify right side
    67,742,493.62x = 3,586,556,497,384,690
  5. Step 5: Solve for x
    x = 3,586,556,497,384,690/67,742,493.62
  6. Step 6: Final answer
    x = 52,943,969.23

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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.