Home / 70,870,281.51-97,798,846.93-39,080,434.06

Finding the Fourth Proportional to 70,870,281.51, 97,798,846.93 and 39,080,434.06

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Solution

The fourth proportional to 70,870,281.51, 97,798,846.93 and 39,080,434.06 is: 53,929,818.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,870,281.51 : 97,798,846.93 = 39,080,434.06 : x
  2. Step 2: Convert to fraction form
    70,870,281.51/97,798,846.93 = 39,080,434.06/x
  3. Step 3: Cross multiply
    70,870,281.51x = 97,798,846.93 × 39,080,434.06
  4. Step 4: Simplify right side
    70,870,281.51x = 3,822,021,388,591,899
  5. Step 5: Solve for x
    x = 3,822,021,388,591,899/70,870,281.51
  6. Step 6: Final answer
    x = 53,929,818.07

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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.