Home / 85,969,113.28-128,970,688.48-24,558,802.24

Finding the Fourth Proportional to 85,969,113.28, 128,970,688.48 and 24,558,802.24

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Solution

The fourth proportional to 85,969,113.28, 128,970,688.48 and 24,558,802.24 is: 36,843,065.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,969,113.28 : 128,970,688.48 = 24,558,802.24 : x
  2. Step 2: Convert to fraction form
    85,969,113.28/128,970,688.48 = 24,558,802.24/x
  3. Step 3: Cross multiply
    85,969,113.28x = 128,970,688.48 × 24,558,802.24
  4. Step 4: Simplify right side
    85,969,113.28x = 3,167,365,633,136,966
  5. Step 5: Solve for x
    x = 3,167,365,633,136,966/85,969,113.28
  6. Step 6: Final answer
    x = 36,843,065.05

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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.