Home / 10,457,862.70-15,686,794.05-9,740,417.35

Finding the Fourth Proportional to 10,457,862.70, 15,686,794.05 and 9,740,417.35

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Solution

The fourth proportional to 10,457,862.70, 15,686,794.05 and 9,740,417.35 is: 14,610,626.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,457,862.70 : 15,686,794.05 = 9,740,417.35 : x
  2. Step 2: Convert to fraction form
    10,457,862.70/15,686,794.05 = 9,740,417.35/x
  3. Step 3: Cross multiply
    10,457,862.70x = 15,686,794.05 × 9,740,417.35
  4. Step 4: Simplify right side
    10,457,862.70x = 152,795,920,930,496.78
  5. Step 5: Solve for x
    x = 152,795,920,930,496.78/10,457,862.70
  6. Step 6: Final answer
    x = 14,610,626.03

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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.