Home / 49,161,411.16-67,832,619.30-28,249,403.32

Finding the Fourth Proportional to 49,161,411.16, 67,832,619.30 and 28,249,403.32

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Solution

The fourth proportional to 49,161,411.16, 67,832,619.30 and 28,249,403.32 is: 38,978,356.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,161,411.16 : 67,832,619.30 = 28,249,403.32 : x
  2. Step 2: Convert to fraction form
    49,161,411.16/67,832,619.30 = 28,249,403.32/x
  3. Step 3: Cross multiply
    49,161,411.16x = 67,832,619.30 × 28,249,403.32
  4. Step 4: Simplify right side
    49,161,411.16x = 1,916,231,020,857,716
  5. Step 5: Solve for x
    x = 1,916,231,020,857,716/49,161,411.16
  6. Step 6: Final answer
    x = 38,978,356.72

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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.