Home / 10,366,285.65-15,549,428.48-10,206,853.35

Finding the Fourth Proportional to 10,366,285.65, 15,549,428.48 and 10,206,853.35

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Solution

The fourth proportional to 10,366,285.65, 15,549,428.48 and 10,206,853.35 is: 15,310,280.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366,285.65 : 15,549,428.48 = 10,206,853.35 : x
  2. Step 2: Convert to fraction form
    10,366,285.65/15,549,428.48 = 10,206,853.35/x
  3. Step 3: Cross multiply
    10,366,285.65x = 15,549,428.48 × 10,206,853.35
  4. Step 4: Simplify right side
    10,366,285.65x = 158,710,736,120,639.12
  5. Step 5: Solve for x
    x = 158,710,736,120,639.12/10,366,285.65
  6. Step 6: Final answer
    x = 15,310,280.03

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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.