Home / 9,983,903.04-14,966,669.16-5,428,294.56

Finding the Fourth Proportional to 9,983,903.04, 14,966,669.16 and 5,428,294.56

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Solution

The fourth proportional to 9,983,903.04, 14,966,669.16 and 5,428,294.56 is: 8,137,447.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,983,903.04 : 14,966,669.16 = 5,428,294.56 : x
  2. Step 2: Convert to fraction form
    9,983,903.04/14,966,669.16 = 5,428,294.56/x
  3. Step 3: Cross multiply
    9,983,903.04x = 14,966,669.16 × 5,428,294.56
  4. Step 4: Simplify right side
    9,983,903.04x = 81,243,488,782,547.77
  5. Step 5: Solve for x
    x = 81,243,488,782,547.77/9,983,903.04
  6. Step 6: Final answer
    x = 8,137,447.70

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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.