Home / 10,577,020.20-15,865,530.30-9,648,047.40

Finding the Fourth Proportional to 10,577,020.20, 15,865,530.30 and 9,648,047.40

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Solution

The fourth proportional to 10,577,020.20, 15,865,530.30 and 9,648,047.40 is: 14,472,071.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,577,020.20 : 15,865,530.30 = 9,648,047.40 : x
  2. Step 2: Convert to fraction form
    10,577,020.20/15,865,530.30 = 9,648,047.40/x
  3. Step 3: Cross multiply
    10,577,020.20x = 15,865,530.30 × 9,648,047.40
  4. Step 4: Simplify right side
    10,577,020.20x = 153,071,388,360,536.22
  5. Step 5: Solve for x
    x = 153,071,388,360,536.22/10,577,020.20
  6. Step 6: Final answer
    x = 14,472,071.10

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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.