Home / 54,434,904.90-81,774,008.55-45,476,952.90

Finding the Fourth Proportional to 54,434,904.90, 81,774,008.55 and 45,476,952.90

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Solution

The fourth proportional to 54,434,904.90, 81,774,008.55 and 45,476,952.90 is: 68,317,061.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,434,904.90 : 81,774,008.55 = 45,476,952.90 : x
  2. Step 2: Convert to fraction form
    54,434,904.90/81,774,008.55 = 45,476,952.90/x
  3. Step 3: Cross multiply
    54,434,904.90x = 81,774,008.55 × 45,476,952.90
  4. Step 4: Simplify right side
    54,434,904.90x = 3,718,832,735,272,547
  5. Step 5: Solve for x
    x = 3,718,832,735,272,547/54,434,904.90
  6. Step 6: Final answer
    x = 68,317,061.31

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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.