Home / 19,542,823.40-29,314,235.10-8,748,666.20

Finding the Fourth Proportional to 19,542,823.40, 29,314,235.10 and 8,748,666.20

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Solution

The fourth proportional to 19,542,823.40, 29,314,235.10 and 8,748,666.20 is: 13,122,999.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,542,823.40 : 29,314,235.10 = 8,748,666.20 : x
  2. Step 2: Convert to fraction form
    19,542,823.40/29,314,235.10 = 8,748,666.20/x
  3. Step 3: Cross multiply
    19,542,823.40x = 29,314,235.10 × 8,748,666.20
  4. Step 4: Simplify right side
    19,542,823.40x = 256,460,457,798,223.62
  5. Step 5: Solve for x
    x = 256,460,457,798,223.62/19,542,823.40
  6. Step 6: Final answer
    x = 13,122,999.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.