Home / 8,918,465.04-12,307,643.96-5,051,789.10

Finding the Fourth Proportional to 8,918,465.04, 12,307,643.96 and 5,051,789.10

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Solution

The fourth proportional to 8,918,465.04, 12,307,643.96 and 5,051,789.10 is: 6,971,560.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,918,465.04 : 12,307,643.96 = 5,051,789.10 : x
  2. Step 2: Convert to fraction form
    8,918,465.04/12,307,643.96 = 5,051,789.10/x
  3. Step 3: Cross multiply
    8,918,465.04x = 12,307,643.96 × 5,051,789.10
  4. Step 4: Simplify right side
    8,918,465.04x = 62,175,621,578,549.88
  5. Step 5: Solve for x
    x = 62,175,621,578,549.88/8,918,465.04
  6. Step 6: Final answer
    x = 6,971,560.83

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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.