Home / 10,866,740.40-16,300,110.60-7,040,365.20

Finding the Fourth Proportional to 10,866,740.40, 16,300,110.60 and 7,040,365.20

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Solution

The fourth proportional to 10,866,740.40, 16,300,110.60 and 7,040,365.20 is: 10,560,547.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,866,740.40 : 16,300,110.60 = 7,040,365.20 : x
  2. Step 2: Convert to fraction form
    10,866,740.40/16,300,110.60 = 7,040,365.20/x
  3. Step 3: Cross multiply
    10,866,740.40x = 16,300,110.60 × 7,040,365.20
  4. Step 4: Simplify right side
    10,866,740.40x = 114,758,731,424,391.12
  5. Step 5: Solve for x
    x = 114,758,731,424,391.12/10,866,740.40
  6. Step 6: Final answer
    x = 10,560,547.80

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1.5x scale

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.