Home / 7,859,439.72-11,788,484.19-4,784,632.50

Finding the Fourth Proportional to 7,859,439.72, 11,788,484.19 and 4,784,632.50

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Solution

The fourth proportional to 7,859,439.72, 11,788,484.19 and 4,784,632.50 is: 7,176,537.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,859,439.72 : 11,788,484.19 = 4,784,632.50 : x
  2. Step 2: Convert to fraction form
    7,859,439.72/11,788,484.19 = 4,784,632.50/x
  3. Step 3: Cross multiply
    7,859,439.72x = 11,788,484.19 × 4,784,632.50
  4. Step 4: Simplify right side
    7,859,439.72x = 56,403,564,581,210.17
  5. Step 5: Solve for x
    x = 56,403,564,581,210.17/7,859,439.72
  6. Step 6: Final answer
    x = 7,176,537.59

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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.