Home / 18,328,823.03-25,293,792.50-10,069,420.38

Finding the Fourth Proportional to 18,328,823.03, 25,293,792.50 and 10,069,420.38

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Solution

The fourth proportional to 18,328,823.03, 25,293,792.50 and 10,069,420.38 is: 13,895,809.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,328,823.03 : 25,293,792.50 = 10,069,420.38 : x
  2. Step 2: Convert to fraction form
    18,328,823.03/25,293,792.50 = 10,069,420.38/x
  3. Step 3: Cross multiply
    18,328,823.03x = 25,293,792.50 × 10,069,420.38
  4. Step 4: Simplify right side
    18,328,823.03x = 254,693,829,636,644.09
  5. Step 5: Solve for x
    x = 254,693,829,636,644.09/18,328,823.03
  6. Step 6: Final answer
    x = 13,895,809.31

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1.5x scale

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.