Home / 9,007,885.84-12,431,771.53-5,140,985.53

Finding the Fourth Proportional to 9,007,885.84, 12,431,771.53 and 5,140,985.53

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Solution

The fourth proportional to 9,007,885.84, 12,431,771.53 and 5,140,985.53 is: 7,095,067.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,007,885.84 : 12,431,771.53 = 5,140,985.53 : x
  2. Step 2: Convert to fraction form
    9,007,885.84/12,431,771.53 = 5,140,985.53/x
  3. Step 3: Cross multiply
    9,007,885.84x = 12,431,771.53 × 5,140,985.53
  4. Step 4: Simplify right side
    9,007,885.84x = 63,911,557,547,995.96
  5. Step 5: Solve for x
    x = 63,911,557,547,995.96/9,007,885.84
  6. Step 6: Final answer
    x = 7,095,067.44

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1.5x scale

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.