Home / 9,018,779.40-13,528,169.10-6,866,443.35

Finding the Fourth Proportional to 9,018,779.40, 13,528,169.10 and 6,866,443.35

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Solution

The fourth proportional to 9,018,779.40, 13,528,169.10 and 6,866,443.35 is: 10,299,665.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,018,779.40 : 13,528,169.10 = 6,866,443.35 : x
  2. Step 2: Convert to fraction form
    9,018,779.40/13,528,169.10 = 6,866,443.35/x
  3. Step 3: Cross multiply
    9,018,779.40x = 13,528,169.10 × 6,866,443.35
  4. Step 4: Simplify right side
    9,018,779.40x = 92,890,406,754,370.48
  5. Step 5: Solve for x
    x = 92,890,406,754,370.48/9,018,779.40
  6. Step 6: Final answer
    x = 10,299,665.03

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Double scale
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Similar ratio
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1.5x scale

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.