Home / 30,917,445.20-46,376,167.80-17,312,555.60

Finding the Fourth Proportional to 30,917,445.20, 46,376,167.80 and 17,312,555.60

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Solution

The fourth proportional to 30,917,445.20, 46,376,167.80 and 17,312,555.60 is: 25,968,833.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,917,445.20 : 46,376,167.80 = 17,312,555.60 : x
  2. Step 2: Convert to fraction form
    30,917,445.20/46,376,167.80 = 17,312,555.60/x
  3. Step 3: Cross multiply
    30,917,445.20x = 46,376,167.80 × 17,312,555.60
  4. Step 4: Simplify right side
    30,917,445.20x = 802,889,983,552,429.75
  5. Step 5: Solve for x
    x = 802,889,983,552,429.75/30,917,445.20
  6. Step 6: Final answer
    x = 25,968,833.40

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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.