Home / 20,160,026.10-30,240,039.15-6,696,854.10

Finding the Fourth Proportional to 20,160,026.10, 30,240,039.15 and 6,696,854.10

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Solution

The fourth proportional to 20,160,026.10, 30,240,039.15 and 6,696,854.10 is: 10,045,281.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,160,026.10 : 30,240,039.15 = 6,696,854.10 : x
  2. Step 2: Convert to fraction form
    20,160,026.10/30,240,039.15 = 6,696,854.10/x
  3. Step 3: Cross multiply
    20,160,026.10x = 30,240,039.15 × 6,696,854.10
  4. Step 4: Simplify right side
    20,160,026.10x = 202,513,130,165,838
  5. Step 5: Solve for x
    x = 202,513,130,165,838/20,160,026.10
  6. Step 6: Final answer
    x = 10,045,281.15

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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.