Home / 28,272,804.60-42,409,206.90-10,097,522.40

Finding the Fourth Proportional to 28,272,804.60, 42,409,206.90 and 10,097,522.40

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Solution

The fourth proportional to 28,272,804.60, 42,409,206.90 and 10,097,522.40 is: 15,146,283.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,272,804.60 : 42,409,206.90 = 10,097,522.40 : x
  2. Step 2: Convert to fraction form
    28,272,804.60/42,409,206.90 = 10,097,522.40/x
  3. Step 3: Cross multiply
    28,272,804.60x = 42,409,206.90 × 10,097,522.40
  4. Step 4: Simplify right side
    28,272,804.60x = 428,227,916,638,984.56
  5. Step 5: Solve for x
    x = 428,227,916,638,984.56/28,272,804.60
  6. Step 6: Final answer
    x = 15,146,283.60

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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.