Home / 7,745,476.34-10,688,894.79-4,307,718.89

Finding the Fourth Proportional to 7,745,476.34, 10,688,894.79 and 4,307,718.89

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Solution

The fourth proportional to 7,745,476.34, 10,688,894.79 and 4,307,718.89 is: 5,944,728.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,745,476.34 : 10,688,894.79 = 4,307,718.89 : x
  2. Step 2: Convert to fraction form
    7,745,476.34/10,688,894.79 = 4,307,718.89/x
  3. Step 3: Cross multiply
    7,745,476.34x = 10,688,894.79 × 4,307,718.89
  4. Step 4: Simplify right side
    7,745,476.34x = 46,044,754,000,105.58
  5. Step 5: Solve for x
    x = 46,044,754,000,105.58/7,745,476.34
  6. Step 6: Final answer
    x = 5,944,728.51

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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.