Home / 56,525,641.60-78,022,301.28-33,010,521.42

Finding the Fourth Proportional to 56,525,641.60, 78,022,301.28 and 33,010,521.42

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Solution

The fourth proportional to 56,525,641.60, 78,022,301.28 and 33,010,521.42 is: 45,564,398.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,525,641.60 : 78,022,301.28 = 33,010,521.42 : x
  2. Step 2: Convert to fraction form
    56,525,641.60/78,022,301.28 = 33,010,521.42/x
  3. Step 3: Cross multiply
    56,525,641.60x = 78,022,301.28 × 33,010,521.42
  4. Step 4: Simplify right side
    56,525,641.60x = 2,575,556,847,641,133.50
  5. Step 5: Solve for x
    x = 2,575,556,847,641,133.50/56,525,641.60
  6. Step 6: Final answer
    x = 45,564,398.29

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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.