Home / 55,343,215.40-83,014,823.10-19,441,423.40

Finding the Fourth Proportional to 55,343,215.40, 83,014,823.10 and 19,441,423.40

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Solution

The fourth proportional to 55,343,215.40, 83,014,823.10 and 19,441,423.40 is: 29,162,135.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,343,215.40 : 83,014,823.10 = 19,441,423.40 : x
  2. Step 2: Convert to fraction form
    55,343,215.40/83,014,823.10 = 19,441,423.40/x
  3. Step 3: Cross multiply
    55,343,215.40x = 83,014,823.10 × 19,441,423.40
  4. Step 4: Simplify right side
    55,343,215.40x = 1,613,926,324,363,200.25
  5. Step 5: Solve for x
    x = 1,613,926,324,363,200.25/55,343,215.40
  6. Step 6: Final answer
    x = 29,162,135.10

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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.