Home / 6,790,041.90-9,394,931.79-5,920,689.40

Finding the Fourth Proportional to 6,790,041.90, 9,394,931.79 and 5,920,689.40

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Solution

The fourth proportional to 6,790,041.90, 9,394,931.79 and 5,920,689.40 is: 8,192,066.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,790,041.90 : 9,394,931.79 = 5,920,689.40 : x
  2. Step 2: Convert to fraction form
    6,790,041.90/9,394,931.79 = 5,920,689.40/x
  3. Step 3: Cross multiply
    6,790,041.90x = 9,394,931.79 × 5,920,689.40
  4. Step 4: Simplify right side
    6,790,041.90x = 55,624,473,062,776.02
  5. Step 5: Solve for x
    x = 55,624,473,062,776.02/6,790,041.90
  6. Step 6: Final answer
    x = 8,192,066.25

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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.