Home / 15,537,851,003.53-21,441,354,004.02-8,763,264,672.85

Finding the Fourth Proportional to 15,537,851,003.53, 21,441,354,004.02 and 8,763,264,672.85

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Solution

The fourth proportional to 15,537,851,003.53, 21,441,354,004.02 and 8,763,264,672.85 is: 12,092,808,718.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,537,851,003.53 : 21,441,354,004.02 = 8,763,264,672.85 : x
  2. Step 2: Convert to fraction form
    15,537,851,003.53/21,441,354,004.02 = 8,763,264,672.85/x
  3. Step 3: Cross multiply
    15,537,851,003.53x = 21,441,354,004.02 × 8,763,264,672.85
  4. Step 4: Simplify right side
    15,537,851,003.53x = 187,896,260,081,564,418,048
  5. Step 5: Solve for x
    x = 187,896,260,081,564,418,048/15,537,851,003.53
  6. Step 6: Final answer
    x = 12,092,808,718.46

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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.