Home / 42,288,005.80-63,432,008.70-22,090,623.40

Finding the Fourth Proportional to 42,288,005.80, 63,432,008.70 and 22,090,623.40

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Solution

The fourth proportional to 42,288,005.80, 63,432,008.70 and 22,090,623.40 is: 33,135,935.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,288,005.80 : 63,432,008.70 = 22,090,623.40 : x
  2. Step 2: Convert to fraction form
    42,288,005.80/63,432,008.70 = 22,090,623.40/x
  3. Step 3: Cross multiply
    42,288,005.80x = 63,432,008.70 × 22,090,623.40
  4. Step 4: Simplify right side
    42,288,005.80x = 1,401,252,615,697,223.50
  5. Step 5: Solve for x
    x = 1,401,252,615,697,223.50/42,288,005.80
  6. Step 6: Final answer
    x = 33,135,935.10

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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.