Home / 10,365,072.05-15,552,273.68-4,971,638.45

Finding the Fourth Proportional to 10,365,072.05, 15,552,273.68 and 4,971,638.45

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Solution

The fourth proportional to 10,365,072.05, 15,552,273.68 and 4,971,638.45 is: 7,459,695.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365,072.05 : 15,552,273.68 = 4,971,638.45 : x
  2. Step 2: Convert to fraction form
    10,365,072.05/15,552,273.68 = 4,971,638.45/x
  3. Step 3: Cross multiply
    10,365,072.05x = 15,552,273.68 × 4,971,638.45
  4. Step 4: Simplify right side
    10,365,072.05x = 77,320,281,812,411
  5. Step 5: Solve for x
    x = 77,320,281,812,411/10,365,072.05
  6. Step 6: Final answer
    x = 7,459,695.55

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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.