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Finding the Fourth Proportional to 29,907,681.60, 44,861,522.40 and 9,714,964.80

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Solution

The fourth proportional to 29,907,681.60, 44,861,522.40 and 9,714,964.80 is: 14,572,447.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,907,681.60 : 44,861,522.40 = 9,714,964.80 : x
  2. Step 2: Convert to fraction form
    29,907,681.60/44,861,522.40 = 9,714,964.80/x
  3. Step 3: Cross multiply
    29,907,681.60x = 44,861,522.40 × 9,714,964.80
  4. Step 4: Simplify right side
    29,907,681.60x = 435,828,110,990,411.56
  5. Step 5: Solve for x
    x = 435,828,110,990,411.56/29,907,681.60
  6. Step 6: Final answer
    x = 14,572,447.20

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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.