Home / 31,506,004.80-47,259,007.20-7,571,476.80

Finding the Fourth Proportional to 31,506,004.80, 47,259,007.20 and 7,571,476.80

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Solution

The fourth proportional to 31,506,004.80, 47,259,007.20 and 7,571,476.80 is: 11,357,215.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,506,004.80 : 47,259,007.20 = 7,571,476.80 : x
  2. Step 2: Convert to fraction form
    31,506,004.80/47,259,007.20 = 7,571,476.80/x
  3. Step 3: Cross multiply
    31,506,004.80x = 47,259,007.20 × 7,571,476.80
  4. Step 4: Simplify right side
    31,506,004.80x = 357,820,476,605,833
  5. Step 5: Solve for x
    x = 357,820,476,605,833/31,506,004.80
  6. Step 6: Final answer
    x = 11,357,215.20

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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.