Home / 28,350,394.56-42,506,696.16-13,773,427.20

Finding the Fourth Proportional to 28,350,394.56, 42,506,696.16 and 13,773,427.20

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Solution

The fourth proportional to 28,350,394.56, 42,506,696.16 and 13,773,427.20 is: 20,650,960.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,350,394.56 : 42,506,696.16 = 13,773,427.20 : x
  2. Step 2: Convert to fraction form
    28,350,394.56/42,506,696.16 = 13,773,427.20/x
  3. Step 3: Cross multiply
    28,350,394.56x = 42,506,696.16 × 13,773,427.20
  4. Step 4: Simplify right side
    28,350,394.56x = 585,462,885,072,279.50
  5. Step 5: Solve for x
    x = 585,462,885,072,279.50/28,350,394.56
  6. Step 6: Final answer
    x = 20,650,960.74

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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.