Home / 66,010,484.98-98,975,371.16-31,477,448.80

Finding the Fourth Proportional to 66,010,484.98, 98,975,371.16 and 31,477,448.80

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Solution

The fourth proportional to 66,010,484.98, 98,975,371.16 and 31,477,448.80 is: 47,196,929.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,010,484.98 : 98,975,371.16 = 31,477,448.80 : x
  2. Step 2: Convert to fraction form
    66,010,484.98/98,975,371.16 = 31,477,448.80/x
  3. Step 3: Cross multiply
    66,010,484.98x = 98,975,371.16 × 31,477,448.80
  4. Step 4: Simplify right side
    66,010,484.98x = 3,115,492,177,992,509.50
  5. Step 5: Solve for x
    x = 3,115,492,177,992,509.50/66,010,484.98
  6. Step 6: Final answer
    x = 47,196,929.08

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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.