Home / 39,345,641.20-59,018,461.80-13,783,329.10

Finding the Fourth Proportional to 39,345,641.20, 59,018,461.80 and 13,783,329.10

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Solution

The fourth proportional to 39,345,641.20, 59,018,461.80 and 13,783,329.10 is: 20,674,993.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,345,641.20 : 59,018,461.80 = 13,783,329.10 : x
  2. Step 2: Convert to fraction form
    39,345,641.20/59,018,461.80 = 13,783,329.10/x
  3. Step 3: Cross multiply
    39,345,641.20x = 59,018,461.80 × 13,783,329.10
  4. Step 4: Simplify right side
    39,345,641.20x = 813,470,881,965,178.38
  5. Step 5: Solve for x
    x = 813,470,881,965,178.38/39,345,641.20
  6. Step 6: Final answer
    x = 20,674,993.65

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Similar ratio
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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.