Home / 55,006,203.12-75,909,164.49-30,226,396.32

Finding the Fourth Proportional to 55,006,203.12, 75,909,164.49 and 30,226,396.32

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Solution

The fourth proportional to 55,006,203.12, 75,909,164.49 and 30,226,396.32 is: 41,712,758.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,006,203.12 : 75,909,164.49 = 30,226,396.32 : x
  2. Step 2: Convert to fraction form
    55,006,203.12/75,909,164.49 = 30,226,396.32/x
  3. Step 3: Cross multiply
    55,006,203.12x = 75,909,164.49 × 30,226,396.32
  4. Step 4: Simplify right side
    55,006,203.12x = 2,294,460,490,194,810.50
  5. Step 5: Solve for x
    x = 2,294,460,490,194,810.50/55,006,203.12
  6. Step 6: Final answer
    x = 41,712,758.93

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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.