Home / 28,110,539.60-42,165,809.40-16,614,501.20

Finding the Fourth Proportional to 28,110,539.60, 42,165,809.40 and 16,614,501.20

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Solution

The fourth proportional to 28,110,539.60, 42,165,809.40 and 16,614,501.20 is: 24,921,751.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,110,539.60 : 42,165,809.40 = 16,614,501.20 : x
  2. Step 2: Convert to fraction form
    28,110,539.60/42,165,809.40 = 16,614,501.20/x
  3. Step 3: Cross multiply
    28,110,539.60x = 42,165,809.40 × 16,614,501.20
  4. Step 4: Simplify right side
    28,110,539.60x = 700,563,890,875,271.25
  5. Step 5: Solve for x
    x = 700,563,890,875,271.25/28,110,539.60
  6. Step 6: Final answer
    x = 24,921,751.80

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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.