Home / 7,148,527.93-9,865,068.57-3,885,341.68

Finding the Fourth Proportional to 7,148,527.93, 9,865,068.57 and 3,885,341.68

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Solution

The fourth proportional to 7,148,527.93, 9,865,068.57 and 3,885,341.68 is: 5,361,825.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,148,527.93 : 9,865,068.57 = 3,885,341.68 : x
  2. Step 2: Convert to fraction form
    7,148,527.93/9,865,068.57 = 3,885,341.68/x
  3. Step 3: Cross multiply
    7,148,527.93x = 9,865,068.57 × 3,885,341.68
  4. Step 4: Simplify right side
    7,148,527.93x = 38,329,162,103,410.34
  5. Step 5: Solve for x
    x = 38,329,162,103,410.34/7,148,527.93
  6. Step 6: Final answer
    x = 5,361,825.89

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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.