Home / 28,030,675.60-42,053,886.60-13,654,212.40

Finding the Fourth Proportional to 28,030,675.60, 42,053,886.60 and 13,654,212.40

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Solution

The fourth proportional to 28,030,675.60, 42,053,886.60 and 13,654,212.40 is: 20,485,153.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,030,675.60 : 42,053,886.60 = 13,654,212.40 : x
  2. Step 2: Convert to fraction form
    28,030,675.60/42,053,886.60 = 13,654,212.40/x
  3. Step 3: Cross multiply
    28,030,675.60x = 42,053,886.60 × 13,654,212.40
  4. Step 4: Simplify right side
    28,030,675.60x = 574,212,699,881,913.88
  5. Step 5: Solve for x
    x = 574,212,699,881,913.88/28,030,675.60
  6. Step 6: Final answer
    x = 20,485,153.77

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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.