Home / 42,487,582.80-63,731,374.20-22,290,200.40

Finding the Fourth Proportional to 42,487,582.80, 63,731,374.20 and 22,290,200.40

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Solution

The fourth proportional to 42,487,582.80, 63,731,374.20 and 22,290,200.40 is: 33,435,300.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,487,582.80 : 63,731,374.20 = 22,290,200.40 : x
  2. Step 2: Convert to fraction form
    42,487,582.80/63,731,374.20 = 22,290,200.40/x
  3. Step 3: Cross multiply
    42,487,582.80x = 63,731,374.20 × 22,290,200.40
  4. Step 4: Simplify right side
    42,487,582.80x = 1,420,585,102,685,389.75
  5. Step 5: Solve for x
    x = 1,420,585,102,685,389.75/42,487,582.80
  6. Step 6: Final answer
    x = 33,435,300.60

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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.