Home / 7,770,632.40-11,666,446.20-4,936,280.40

Finding the Fourth Proportional to 7,770,632.40, 11,666,446.20 and 4,936,280.40

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Solution

The fourth proportional to 7,770,632.40, 11,666,446.20 and 4,936,280.40 is: 7,411,089.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,770,632.40 : 11,666,446.20 = 4,936,280.40 : x
  2. Step 2: Convert to fraction form
    7,770,632.40/11,666,446.20 = 4,936,280.40/x
  3. Step 3: Cross multiply
    7,770,632.40x = 11,666,446.20 × 4,936,280.40
  4. Step 4: Simplify right side
    7,770,632.40x = 57,588,849,714,714.48
  5. Step 5: Solve for x
    x = 57,588,849,714,714.48/7,770,632.40
  6. Step 6: Final answer
    x = 7,411,089.18

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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.