Home / 70,308,798.58-97,026,918.02-38,947,327.93

Finding the Fourth Proportional to 70,308,798.58, 97,026,918.02 and 38,947,327.93

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Solution

The fourth proportional to 70,308,798.58, 97,026,918.02 and 38,947,327.93 is: 53,747,742.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,308,798.58 : 97,026,918.02 = 38,947,327.93 : x
  2. Step 2: Convert to fraction form
    70,308,798.58/97,026,918.02 = 38,947,327.93/x
  3. Step 3: Cross multiply
    70,308,798.58x = 97,026,918.02 × 38,947,327.93
  4. Step 4: Simplify right side
    70,308,798.58x = 3,778,939,194,162,166
  5. Step 5: Solve for x
    x = 3,778,939,194,162,166/70,308,798.58
  6. Step 6: Final answer
    x = 53,747,742.39

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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.