Home / 54,948,346.56-75,824,925.12-30,500,136

Finding the Fourth Proportional to 54,948,346.56, 75,824,925.12 and 30,500,136

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Solution

The fourth proportional to 54,948,346.56, 75,824,925.12 and 30,500,136 is: 42,088,082.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,948,346.56 : 75,824,925.12 = 30,500,136 : x
  2. Step 2: Convert to fraction form
    54,948,346.56/75,824,925.12 = 30,500,136/x
  3. Step 3: Cross multiply
    54,948,346.56x = 75,824,925.12 × 30,500,136
  4. Step 4: Simplify right side
    54,948,346.56x = 2,312,670,528,349,816.50
  5. Step 5: Solve for x
    x = 2,312,670,528,349,816.50/54,948,346.56
  6. Step 6: Final answer
    x = 42,088,082.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.