Home / 15,483,073.24-21,365,430.78-8,607,136.60

Finding the Fourth Proportional to 15,483,073.24, 21,365,430.78 and 8,607,136.60

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Solution

The fourth proportional to 15,483,073.24, 21,365,430.78 and 8,607,136.60 is: 11,877,175.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,483,073.24 : 21,365,430.78 = 8,607,136.60 : x
  2. Step 2: Convert to fraction form
    15,483,073.24/21,365,430.78 = 8,607,136.60/x
  3. Step 3: Cross multiply
    15,483,073.24x = 21,365,430.78 × 8,607,136.60
  4. Step 4: Simplify right side
    15,483,073.24x = 183,895,181,241,304.56
  5. Step 5: Solve for x
    x = 183,895,181,241,304.56/15,483,073.24
  6. Step 6: Final answer
    x = 11,877,175.70

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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.