Home / 10,366,303.90-15,549,455.85-10,206,871.60

Finding the Fourth Proportional to 10,366,303.90, 15,549,455.85 and 10,206,871.60

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Solution

The fourth proportional to 10,366,303.90, 15,549,455.85 and 10,206,871.60 is: 15,310,307.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366,303.90 : 15,549,455.85 = 10,206,871.60 : x
  2. Step 2: Convert to fraction form
    10,366,303.90/15,549,455.85 = 10,206,871.60/x
  3. Step 3: Cross multiply
    10,366,303.90x = 15,549,455.85 × 10,206,871.60
  4. Step 4: Simplify right side
    10,366,303.90x = 158,711,299,310,818.84
  5. Step 5: Solve for x
    x = 158,711,299,310,818.84/10,366,303.90
  6. Step 6: Final answer
    x = 15,310,307.40

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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.