Home / 28,018,496.02-38,666,486.08-16,256,876.30

Finding the Fourth Proportional to 28,018,496.02, 38,666,486.08 and 16,256,876.30

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Solution

The fourth proportional to 28,018,496.02, 38,666,486.08 and 16,256,876.30 is: 22,435,047.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,018,496.02 : 38,666,486.08 = 16,256,876.30 : x
  2. Step 2: Convert to fraction form
    28,018,496.02/38,666,486.08 = 16,256,876.30/x
  3. Step 3: Cross multiply
    28,018,496.02x = 38,666,486.08 × 16,256,876.30
  4. Step 4: Simplify right side
    28,018,496.02x = 628,596,281,158,231.88
  5. Step 5: Solve for x
    x = 628,596,281,158,231.88/28,018,496.02
  6. Step 6: Final answer
    x = 22,435,047.22

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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.