Home / 73,941,475.15-102,014,452.01-42,578,848.13

Finding the Fourth Proportional to 73,941,475.15, 102,014,452.01 and 42,578,848.13

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Solution

The fourth proportional to 73,941,475.15, 102,014,452.01 and 42,578,848.13 is: 58,744,538.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,941,475.15 : 102,014,452.01 = 42,578,848.13 : x
  2. Step 2: Convert to fraction form
    73,941,475.15/102,014,452.01 = 42,578,848.13/x
  3. Step 3: Cross multiply
    73,941,475.15x = 102,014,452.01 × 42,578,848.13
  4. Step 4: Simplify right side
    73,941,475.15x = 4,343,657,858,795,338
  5. Step 5: Solve for x
    x = 4,343,657,858,795,338/73,941,475.15
  6. Step 6: Final answer
    x = 58,744,538.84

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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.