Home / 14,186,998.40-21,283,488-4,601,631.20

Finding the Fourth Proportional to 14,186,998.40, 21,283,488 and 4,601,631.20

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Solution

The fourth proportional to 14,186,998.40, 21,283,488 and 4,601,631.20 is: 6,903,416.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,186,998.40 : 21,283,488 = 4,601,631.20 : x
  2. Step 2: Convert to fraction form
    14,186,998.40/21,283,488 = 4,601,631.20/x
  3. Step 3: Cross multiply
    14,186,998.40x = 21,283,488 × 4,601,631.20
  4. Step 4: Simplify right side
    14,186,998.40x = 97,938,762,425,625.61
  5. Step 5: Solve for x
    x = 97,938,762,425,625.61/14,186,998.40
  6. Step 6: Final answer
    x = 6,903,416.75

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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.