Home / 5,460,312.30-8,190,468.45-4,397,430.30

Finding the Fourth Proportional to 5,460,312.30, 8,190,468.45 and 4,397,430.30

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Solution

The fourth proportional to 5,460,312.30, 8,190,468.45 and 4,397,430.30 is: 6,596,145.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,460,312.30 : 8,190,468.45 = 4,397,430.30 : x
  2. Step 2: Convert to fraction form
    5,460,312.30/8,190,468.45 = 4,397,430.30/x
  3. Step 3: Cross multiply
    5,460,312.30x = 8,190,468.45 × 4,397,430.30
  4. Step 4: Simplify right side
    5,460,312.30x = 36,017,014,133,224.03
  5. Step 5: Solve for x
    x = 36,017,014,133,224.03/5,460,312.30
  6. Step 6: Final answer
    x = 6,596,145.45

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Double scale
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Similar ratio
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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.