Home / 9,779,979.40-14,669,969.10-9,365,324.20

Finding the Fourth Proportional to 9,779,979.40, 14,669,969.10 and 9,365,324.20

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Solution

The fourth proportional to 9,779,979.40, 14,669,969.10 and 9,365,324.20 is: 14,047,986.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,779,979.40 : 14,669,969.10 = 9,365,324.20 : x
  2. Step 2: Convert to fraction form
    9,779,979.40/14,669,969.10 = 9,365,324.20/x
  3. Step 3: Cross multiply
    9,779,979.40x = 14,669,969.10 × 9,365,324.20
  4. Step 4: Simplify right side
    9,779,979.40x = 137,389,016,625,482.20
  5. Step 5: Solve for x
    x = 137,389,016,625,482.20/9,779,979.40
  6. Step 6: Final answer
    x = 14,047,986.30

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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.