Home / 15,831,554.39-21,847,587.06-8,588,210.39

Finding the Fourth Proportional to 15,831,554.39, 21,847,587.06 and 8,588,210.39

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Solution

The fourth proportional to 15,831,554.39, 21,847,587.06 and 8,588,210.39 is: 11,851,753.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,831,554.39 : 21,847,587.06 = 8,588,210.39 : x
  2. Step 2: Convert to fraction form
    15,831,554.39/21,847,587.06 = 8,588,210.39/x
  3. Step 3: Cross multiply
    15,831,554.39x = 21,847,587.06 × 8,588,210.39
  4. Step 4: Simplify right side
    15,831,554.39x = 187,631,674,190,017.84
  5. Step 5: Solve for x
    x = 187,631,674,190,017.84/15,831,554.39
  6. Step 6: Final answer
    x = 11,851,753.12

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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.