Home / 39,528,073.20-59,292,109.80-28,048,947.60

Finding the Fourth Proportional to 39,528,073.20, 59,292,109.80 and 28,048,947.60

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Solution

The fourth proportional to 39,528,073.20, 59,292,109.80 and 28,048,947.60 is: 42,073,421.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,528,073.20 : 59,292,109.80 = 28,048,947.60 : x
  2. Step 2: Convert to fraction form
    39,528,073.20/59,292,109.80 = 28,048,947.60/x
  3. Step 3: Cross multiply
    39,528,073.20x = 59,292,109.80 × 28,048,947.60
  4. Step 4: Simplify right side
    39,528,073.20x = 1,663,081,280,873,646.50
  5. Step 5: Solve for x
    x = 1,663,081,280,873,646.50/39,528,073.20
  6. Step 6: Final answer
    x = 42,073,421.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.