Home / 31,506,419.10-47,259,628.65-7,571,891.10

Finding the Fourth Proportional to 31,506,419.10, 47,259,628.65 and 7,571,891.10

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Solution

The fourth proportional to 31,506,419.10, 47,259,628.65 and 7,571,891.10 is: 11,357,836.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,506,419.10 : 47,259,628.65 = 7,571,891.10 : x
  2. Step 2: Convert to fraction form
    31,506,419.10/47,259,628.65 = 7,571,891.10/x
  3. Step 3: Cross multiply
    31,506,419.10x = 47,259,628.65 × 7,571,891.10
  4. Step 4: Simplify right side
    31,506,419.10x = 357,844,761,564,240
  5. Step 5: Solve for x
    x = 357,844,761,564,240/31,506,419.10
  6. Step 6: Final answer
    x = 11,357,836.65

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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.