Home / 23,101,962.02-31,880,959.53-12,788,857.34

Finding the Fourth Proportional to 23,101,962.02, 31,880,959.53 and 12,788,857.34

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Solution

The fourth proportional to 23,101,962.02, 31,880,959.53 and 12,788,857.34 is: 17,648,762.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,101,962.02 : 31,880,959.53 = 12,788,857.34 : x
  2. Step 2: Convert to fraction form
    23,101,962.02/31,880,959.53 = 12,788,857.34/x
  3. Step 3: Cross multiply
    23,101,962.02x = 31,880,959.53 × 12,788,857.34
  4. Step 4: Simplify right side
    23,101,962.02x = 407,721,043,291,483.44
  5. Step 5: Solve for x
    x = 407,721,043,291,483.44/23,101,962.02
  6. Step 6: Final answer
    x = 17,648,762.60

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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.