Home / 42,444,523.20-63,666,784.80-12,152,386.20

Finding the Fourth Proportional to 42,444,523.20, 63,666,784.80 and 12,152,386.20

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Solution

The fourth proportional to 42,444,523.20, 63,666,784.80 and 12,152,386.20 is: 18,228,579.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,444,523.20 : 63,666,784.80 = 12,152,386.20 : x
  2. Step 2: Convert to fraction form
    42,444,523.20/63,666,784.80 = 12,152,386.20/x
  3. Step 3: Cross multiply
    42,444,523.20x = 63,666,784.80 × 12,152,386.20
  4. Step 4: Simplify right side
    42,444,523.20x = 773,703,357,001,889.62
  5. Step 5: Solve for x
    x = 773,703,357,001,889.62/42,444,523.20
  6. Step 6: Final answer
    x = 18,228,579.30

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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.