Home / 14,136,257.60-21,204,386.40-9,657,281.60

Finding the Fourth Proportional to 14,136,257.60, 21,204,386.40 and 9,657,281.60

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Solution

The fourth proportional to 14,136,257.60, 21,204,386.40 and 9,657,281.60 is: 14,485,922.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,136,257.60 : 21,204,386.40 = 9,657,281.60 : x
  2. Step 2: Convert to fraction form
    14,136,257.60/21,204,386.40 = 9,657,281.60/x
  3. Step 3: Cross multiply
    14,136,257.60x = 21,204,386.40 × 9,657,281.60
  4. Step 4: Simplify right side
    14,136,257.60x = 204,776,730,620,010.22
  5. Step 5: Solve for x
    x = 204,776,730,620,010.22/14,136,257.60
  6. Step 6: Final answer
    x = 14,485,922.40

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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.