Home / 14,475,526.40-19,980,710.64-9,318,888

Finding the Fourth Proportional to 14,475,526.40, 19,980,710.64 and 9,318,888

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Solution

The fourth proportional to 14,475,526.40, 19,980,710.64 and 9,318,888 is: 12,862,952.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,475,526.40 : 19,980,710.64 = 9,318,888 : x
  2. Step 2: Convert to fraction form
    14,475,526.40/19,980,710.64 = 9,318,888/x
  3. Step 3: Cross multiply
    14,475,526.40x = 19,980,710.64 × 9,318,888
  4. Step 4: Simplify right side
    14,475,526.40x = 186,198,004,614,568.31
  5. Step 5: Solve for x
    x = 186,198,004,614,568.31/14,475,526.40
  6. Step 6: Final answer
    x = 12,862,952.23

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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.