Home / 7,813,663.81-11,720,938.59-2,423,080.60

Finding the Fourth Proportional to 7,813,663.81, 11,720,938.59 and 2,423,080.60

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Solution

The fourth proportional to 7,813,663.81, 11,720,938.59 and 2,423,080.60 is: 3,634,758.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,813,663.81 : 11,720,938.59 = 2,423,080.60 : x
  2. Step 2: Convert to fraction form
    7,813,663.81/11,720,938.59 = 2,423,080.60/x
  3. Step 3: Cross multiply
    7,813,663.81x = 11,720,938.59 × 2,423,080.60
  4. Step 4: Simplify right side
    7,813,663.81x = 28,400,778,911,220.36
  5. Step 5: Solve for x
    x = 28,400,778,911,220.36/7,813,663.81
  6. Step 6: Final answer
    x = 3,634,758.24

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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.