Home / 9,779,975.40-14,669,963.10-9,365,320.20

Finding the Fourth Proportional to 9,779,975.40, 14,669,963.10 and 9,365,320.20

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Solution

The fourth proportional to 9,779,975.40, 14,669,963.10 and 9,365,320.20 is: 14,047,980.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,779,975.40 : 14,669,963.10 = 9,365,320.20 : x
  2. Step 2: Convert to fraction form
    9,779,975.40/14,669,963.10 = 9,365,320.20/x
  3. Step 3: Cross multiply
    9,779,975.40x = 14,669,963.10 × 9,365,320.20
  4. Step 4: Simplify right side
    9,779,975.40x = 137,388,901,753,684.61
  5. Step 5: Solve for x
    x = 137,388,901,753,684.61/9,779,975.40
  6. Step 6: Final answer
    x = 14,047,980.30

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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.