Home / 14,482,762.20-21,738,140.10-7,302,403.80

Finding the Fourth Proportional to 14,482,762.20, 21,738,140.10 and 7,302,403.80

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Solution

The fourth proportional to 14,482,762.20, 21,738,140.10 and 7,302,403.80 is: 10,960,663.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,482,762.20 : 21,738,140.10 = 7,302,403.80 : x
  2. Step 2: Convert to fraction form
    14,482,762.20/21,738,140.10 = 7,302,403.80/x
  3. Step 3: Cross multiply
    14,482,762.20x = 21,738,140.10 × 7,302,403.80
  4. Step 4: Simplify right side
    14,482,762.20x = 158,740,676,871,172.38
  5. Step 5: Solve for x
    x = 158,740,676,871,172.38/14,482,762.20
  6. Step 6: Final answer
    x = 10,960,663.08

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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.