Home / 61,887,196.80-92,807,175.60-18,742,060.80

Finding the Fourth Proportional to 61,887,196.80, 92,807,175.60 and 18,742,060.80

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Solution

The fourth proportional to 61,887,196.80, 92,807,175.60 and 18,742,060.80 is: 28,105,938.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,887,196.80 : 92,807,175.60 = 18,742,060.80 : x
  2. Step 2: Convert to fraction form
    61,887,196.80/92,807,175.60 = 18,742,060.80/x
  3. Step 3: Cross multiply
    61,887,196.80x = 92,807,175.60 × 18,742,060.80
  4. Step 4: Simplify right side
    61,887,196.80x = 1,739,397,727,771,476.50
  5. Step 5: Solve for x
    x = 1,739,397,727,771,476.50/61,887,196.80
  6. Step 6: Final answer
    x = 28,105,938.19

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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.