Home / 14,487,611.60-21,731,417.40-8,748,048.80

Finding the Fourth Proportional to 14,487,611.60, 21,731,417.40 and 8,748,048.80

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Solution

The fourth proportional to 14,487,611.60, 21,731,417.40 and 8,748,048.80 is: 13,122,073.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,487,611.60 : 21,731,417.40 = 8,748,048.80 : x
  2. Step 2: Convert to fraction form
    14,487,611.60/21,731,417.40 = 8,748,048.80/x
  3. Step 3: Cross multiply
    14,487,611.60x = 21,731,417.40 × 8,748,048.80
  4. Step 4: Simplify right side
    14,487,611.60x = 190,107,499,908,369.12
  5. Step 5: Solve for x
    x = 190,107,499,908,369.12/14,487,611.60
  6. Step 6: Final answer
    x = 13,122,073.20

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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.