Home / 10,358,411.40-15,537,617.10-8,764,088.40

Finding the Fourth Proportional to 10,358,411.40, 15,537,617.10 and 8,764,088.40

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Solution

The fourth proportional to 10,358,411.40, 15,537,617.10 and 8,764,088.40 is: 13,146,132.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,358,411.40 : 15,537,617.10 = 8,764,088.40 : x
  2. Step 2: Convert to fraction form
    10,358,411.40/15,537,617.10 = 8,764,088.40/x
  3. Step 3: Cross multiply
    10,358,411.40x = 15,537,617.10 × 8,764,088.40
  4. Step 4: Simplify right side
    10,358,411.40x = 136,173,049,789,751.64
  5. Step 5: Solve for x
    x = 136,173,049,789,751.64/10,358,411.40
  6. Step 6: Final answer
    x = 13,146,132.60

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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.