Home / 15,293,825.04-21,107,494-9,182,647.20

Finding the Fourth Proportional to 15,293,825.04, 21,107,494 and 9,182,647.20

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Solution

The fourth proportional to 15,293,825.04, 21,107,494 and 9,182,647.20 is: 12,673,263.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,293,825.04 : 21,107,494 = 9,182,647.20 : x
  2. Step 2: Convert to fraction form
    15,293,825.04/21,107,494 = 9,182,647.20/x
  3. Step 3: Cross multiply
    15,293,825.04x = 21,107,494 × 9,182,647.20
  4. Step 4: Simplify right side
    15,293,825.04x = 193,822,670,678,116.78
  5. Step 5: Solve for x
    x = 193,822,670,678,116.78/15,293,825.04
  6. Step 6: Final answer
    x = 12,673,263.24

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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.