Home / 19,401,802.40-29,102,703.60-8,038,474.40

Finding the Fourth Proportional to 19,401,802.40, 29,102,703.60 and 8,038,474.40

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Solution

The fourth proportional to 19,401,802.40, 29,102,703.60 and 8,038,474.40 is: 12,057,711.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,401,802.40 : 29,102,703.60 = 8,038,474.40 : x
  2. Step 2: Convert to fraction form
    19,401,802.40/29,102,703.60 = 8,038,474.40/x
  3. Step 3: Cross multiply
    19,401,802.40x = 29,102,703.60 × 8,038,474.40
  4. Step 4: Simplify right side
    19,401,802.40x = 233,941,337,859,387.88
  5. Step 5: Solve for x
    x = 233,941,337,859,387.88/19,401,802.40
  6. Step 6: Final answer
    x = 12,057,711.60

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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.