Home / 15,377,921.84-23,066,905.20-6,280,019.53

Finding the Fourth Proportional to 15,377,921.84, 23,066,905.20 and 6,280,019.53

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Solution

The fourth proportional to 15,377,921.84, 23,066,905.20 and 6,280,019.53 is: 9,420,038.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,377,921.84 : 23,066,905.20 = 6,280,019.53 : x
  2. Step 2: Convert to fraction form
    15,377,921.84/23,066,905.20 = 6,280,019.53/x
  3. Step 3: Cross multiply
    15,377,921.84x = 23,066,905.20 × 6,280,019.53
  4. Step 4: Simplify right side
    15,377,921.84x = 144,860,615,121,258.47
  5. Step 5: Solve for x
    x = 144,860,615,121,258.47/15,377,921.84
  6. Step 6: Final answer
    x = 9,420,038.46

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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.