Home / 15,712,431.59-21,693,117.81-10,759,161.81

Finding the Fourth Proportional to 15,712,431.59, 21,693,117.81 and 10,759,161.81

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Solution

The fourth proportional to 15,712,431.59, 21,693,117.81 and 10,759,161.81 is: 14,854,464.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,712,431.59 : 21,693,117.81 = 10,759,161.81 : x
  2. Step 2: Convert to fraction form
    15,712,431.59/21,693,117.81 = 10,759,161.81/x
  3. Step 3: Cross multiply
    15,712,431.59x = 21,693,117.81 × 10,759,161.81
  4. Step 4: Simplify right side
    15,712,431.59x = 233,399,764,572,717.22
  5. Step 5: Solve for x
    x = 233,399,764,572,717.22/15,712,431.59
  6. Step 6: Final answer
    x = 14,854,464.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.