Home / 14,489,901.60-21,734,852.40-7,771,437.60

Finding the Fourth Proportional to 14,489,901.60, 21,734,852.40 and 7,771,437.60

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Solution

The fourth proportional to 14,489,901.60, 21,734,852.40 and 7,771,437.60 is: 11,657,156.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,489,901.60 : 21,734,852.40 = 7,771,437.60 : x
  2. Step 2: Convert to fraction form
    14,489,901.60/21,734,852.40 = 7,771,437.60/x
  3. Step 3: Cross multiply
    14,489,901.60x = 21,734,852.40 × 7,771,437.60
  4. Step 4: Simplify right side
    14,489,901.60x = 168,911,049,171,810.22
  5. Step 5: Solve for x
    x = 168,911,049,171,810.22/14,489,901.60
  6. Step 6: Final answer
    x = 11,657,156.40

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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.