Home / 10,070,778.67-15,106,154.16-4,676,479.32

Finding the Fourth Proportional to 10,070,778.67, 15,106,154.16 and 4,676,479.32

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Solution

The fourth proportional to 10,070,778.67, 15,106,154.16 and 4,676,479.32 is: 7,014,712.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,070,778.67 : 15,106,154.16 = 4,676,479.32 : x
  2. Step 2: Convert to fraction form
    10,070,778.67/15,106,154.16 = 4,676,479.32/x
  3. Step 3: Cross multiply
    10,070,778.67x = 15,106,154.16 × 4,676,479.32
  4. Step 4: Simplify right side
    10,070,778.67x = 70,643,617,533,971.97
  5. Step 5: Solve for x
    x = 70,643,617,533,971.97/10,070,778.67
  6. Step 6: Final answer
    x = 7,014,712.55

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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.