Home / 48,268,002.70-72,402,004.05-42,977,212.30

Finding the Fourth Proportional to 48,268,002.70, 72,402,004.05 and 42,977,212.30

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Solution

The fourth proportional to 48,268,002.70, 72,402,004.05 and 42,977,212.30 is: 64,465,818.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,268,002.70 : 72,402,004.05 = 42,977,212.30 : x
  2. Step 2: Convert to fraction form
    48,268,002.70/72,402,004.05 = 42,977,212.30/x
  3. Step 3: Cross multiply
    48,268,002.70x = 72,402,004.05 × 42,977,212.30
  4. Step 4: Simplify right side
    48,268,002.70x = 3,111,636,299,002,309.50
  5. Step 5: Solve for x
    x = 3,111,636,299,002,309.50/48,268,002.70
  6. Step 6: Final answer
    x = 64,465,818.45

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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.