Home / 9,307,705.60-13,961,995.80-2,918,166.40

Finding the Fourth Proportional to 9,307,705.60, 13,961,995.80 and 2,918,166.40

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Solution

The fourth proportional to 9,307,705.60, 13,961,995.80 and 2,918,166.40 is: 4,377,386.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,307,705.60 : 13,961,995.80 = 2,918,166.40 : x
  2. Step 2: Convert to fraction form
    9,307,705.60/13,961,995.80 = 2,918,166.40/x
  3. Step 3: Cross multiply
    9,307,705.60x = 13,961,995.80 × 2,918,166.40
  4. Step 4: Simplify right side
    9,307,705.60x = 40,743,427,020,501.12
  5. Step 5: Solve for x
    x = 40,743,427,020,501.12/9,307,705.60
  6. Step 6: Final answer
    x = 4,377,386.73

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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.