Home / 12,430,946.60-18,614,927.10-9,911,522.60

Finding the Fourth Proportional to 12,430,946.60, 18,614,927.10 and 9,911,522.60

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Solution

The fourth proportional to 12,430,946.60, 18,614,927.10 and 9,911,522.60 is: 14,842,173.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,430,946.60 : 18,614,927.10 = 9,911,522.60 : x
  2. Step 2: Convert to fraction form
    12,430,946.60/18,614,927.10 = 9,911,522.60/x
  3. Step 3: Cross multiply
    12,430,946.60x = 18,614,927.10 × 9,911,522.60
  4. Step 4: Simplify right side
    12,430,946.60x = 184,502,270,649,002.47
  5. Step 5: Solve for x
    x = 184,502,270,649,002.47/12,430,946.60
  6. Step 6: Final answer
    x = 14,842,173.86

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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.