Home / 7,287,733.80-10,938,210.30-3,695,999.40

Finding the Fourth Proportional to 7,287,733.80, 10,938,210.30 and 3,695,999.40

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Solution

The fourth proportional to 7,287,733.80, 10,938,210.30 and 3,695,999.40 is: 5,547,351.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,287,733.80 : 10,938,210.30 = 3,695,999.40 : x
  2. Step 2: Convert to fraction form
    7,287,733.80/10,938,210.30 = 3,695,999.40/x
  3. Step 3: Cross multiply
    7,287,733.80x = 10,938,210.30 × 3,695,999.40
  4. Step 4: Simplify right side
    7,287,733.80x = 40,427,618,705,873.82
  5. Step 5: Solve for x
    x = 40,427,618,705,873.82/7,287,733.80
  6. Step 6: Final answer
    x = 5,547,351.18

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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.