Home / 10,249,744.64-15,371,511.27-5,389,432.09

Finding the Fourth Proportional to 10,249,744.64, 15,371,511.27 and 5,389,432.09

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Solution

The fourth proportional to 10,249,744.64, 15,371,511.27 and 5,389,432.09 is: 8,082,515.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,249,744.64 : 15,371,511.27 = 5,389,432.09 : x
  2. Step 2: Convert to fraction form
    10,249,744.64/15,371,511.27 = 5,389,432.09/x
  3. Step 3: Cross multiply
    10,249,744.64x = 15,371,511.27 × 5,389,432.09
  4. Step 4: Simplify right side
    10,249,744.64x = 82,843,716,110,334.66
  5. Step 5: Solve for x
    x = 82,843,716,110,334.66/10,249,744.64
  6. Step 6: Final answer
    x = 8,082,515.13

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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.