Home / 70,402,347.52-97,150,350.36-39,042,014.20

Finding the Fourth Proportional to 70,402,347.52, 97,150,350.36 and 39,042,014.20

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Solution

The fourth proportional to 70,402,347.52, 97,150,350.36 and 39,042,014.20 is: 53,875,268.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,402,347.52 : 97,150,350.36 = 39,042,014.20 : x
  2. Step 2: Convert to fraction form
    70,402,347.52/97,150,350.36 = 39,042,014.20/x
  3. Step 3: Cross multiply
    70,402,347.52x = 97,150,350.36 × 39,042,014.20
  4. Step 4: Simplify right side
    70,402,347.52x = 3,792,945,358,290,095.50
  5. Step 5: Solve for x
    x = 3,792,945,358,290,095.50/70,402,347.52
  6. Step 6: Final answer
    x = 53,875,268.25

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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.