Home / 10,746,530.40-16,119,795.60-10,130,671.20

Finding the Fourth Proportional to 10,746,530.40, 16,119,795.60 and 10,130,671.20

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Solution

The fourth proportional to 10,746,530.40, 16,119,795.60 and 10,130,671.20 is: 15,196,006.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,746,530.40 : 16,119,795.60 = 10,130,671.20 : x
  2. Step 2: Convert to fraction form
    10,746,530.40/16,119,795.60 = 10,130,671.20/x
  3. Step 3: Cross multiply
    10,746,530.40x = 16,119,795.60 × 10,130,671.20
  4. Step 4: Simplify right side
    10,746,530.40x = 163,304,349,034,806.72
  5. Step 5: Solve for x
    x = 163,304,349,034,806.72/10,746,530.40
  6. Step 6: Final answer
    x = 15,196,006.80

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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.