Home / 37,680,042.80-56,520,064.20-13,742,404.40

Finding the Fourth Proportional to 37,680,042.80, 56,520,064.20 and 13,742,404.40

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Solution

The fourth proportional to 37,680,042.80, 56,520,064.20 and 13,742,404.40 is: 20,613,606.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,680,042.80 : 56,520,064.20 = 13,742,404.40 : x
  2. Step 2: Convert to fraction form
    37,680,042.80/56,520,064.20 = 13,742,404.40/x
  3. Step 3: Cross multiply
    37,680,042.80x = 56,520,064.20 × 13,742,404.40
  4. Step 4: Simplify right side
    37,680,042.80x = 776,721,578,950,362.50
  5. Step 5: Solve for x
    x = 776,721,578,950,362.50/37,680,042.80
  6. Step 6: Final answer
    x = 20,613,606.60

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1.5x scale

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.