Home / 40,575,934.48-55,900,681.32-28,333,400.08

Finding the Fourth Proportional to 40,575,934.48, 55,900,681.32 and 28,333,400.08

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Solution

The fourth proportional to 40,575,934.48, 55,900,681.32 and 28,333,400.08 is: 39,034,378.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,575,934.48 : 55,900,681.32 = 28,333,400.08 : x
  2. Step 2: Convert to fraction form
    40,575,934.48/55,900,681.32 = 28,333,400.08/x
  3. Step 3: Cross multiply
    40,575,934.48x = 55,900,681.32 × 28,333,400.08
  4. Step 4: Simplify right side
    40,575,934.48x = 1,583,856,368,584,142.50
  5. Step 5: Solve for x
    x = 1,583,856,368,584,142.50/40,575,934.48
  6. Step 6: Final answer
    x = 39,034,378.11

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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.