Home / 6,912,335.80-10,368,503.70-6,613,737.40

Finding the Fourth Proportional to 6,912,335.80, 10,368,503.70 and 6,613,737.40

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Solution

The fourth proportional to 6,912,335.80, 10,368,503.70 and 6,613,737.40 is: 9,920,606.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912,335.80 : 10,368,503.70 = 6,613,737.40 : x
  2. Step 2: Convert to fraction form
    6,912,335.80/10,368,503.70 = 6,613,737.40/x
  3. Step 3: Cross multiply
    6,912,335.80x = 10,368,503.70 × 6,613,737.40
  4. Step 4: Simplify right side
    6,912,335.80x = 68,574,560,702,728.38
  5. Step 5: Solve for x
    x = 68,574,560,702,728.38/6,912,335.80
  6. Step 6: Final answer
    x = 9,920,606.10

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1.5x scale

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.