Home / 61,911,798.88-92,857,330.32-18,770,689.12

Finding the Fourth Proportional to 61,911,798.88, 92,857,330.32 and 18,770,689.12

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Solution

The fourth proportional to 61,911,798.88, 92,857,330.32 and 18,770,689.12 is: 28,152,890.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,911,798.88 : 92,857,330.32 = 18,770,689.12 : x
  2. Step 2: Convert to fraction form
    61,911,798.88/92,857,330.32 = 18,770,689.12/x
  3. Step 3: Cross multiply
    61,911,798.88x = 92,857,330.32 × 18,770,689.12
  4. Step 4: Simplify right side
    61,911,798.88x = 1,742,996,079,949,870
  5. Step 5: Solve for x
    x = 1,742,996,079,949,870/61,911,798.88
  6. Step 6: Final answer
    x = 28,152,890.26

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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.