Home / 18,502,854.04-25,534,241.22-10,130,084.20

Finding the Fourth Proportional to 18,502,854.04, 25,534,241.22 and 10,130,084.20

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Solution

The fourth proportional to 18,502,854.04, 25,534,241.22 and 10,130,084.20 is: 13,979,681.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,502,854.04 : 25,534,241.22 = 10,130,084.20 : x
  2. Step 2: Convert to fraction form
    18,502,854.04/25,534,241.22 = 10,130,084.20/x
  3. Step 3: Cross multiply
    18,502,854.04x = 25,534,241.22 × 10,130,084.20
  4. Step 4: Simplify right side
    18,502,854.04x = 258,664,013,541,710.69
  5. Step 5: Solve for x
    x = 258,664,013,541,710.69/18,502,854.04
  6. Step 6: Final answer
    x = 13,979,681.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.