Home / 10,590,869.70-15,888,681.09-3,402,813.06

Finding the Fourth Proportional to 10,590,869.70, 15,888,681.09 and 3,402,813.06

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Solution

The fourth proportional to 10,590,869.70, 15,888,681.09 and 3,402,813.06 is: 5,104,983.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,590,869.70 : 15,888,681.09 = 3,402,813.06 : x
  2. Step 2: Convert to fraction form
    10,590,869.70/15,888,681.09 = 3,402,813.06/x
  3. Step 3: Cross multiply
    10,590,869.70x = 15,888,681.09 × 3,402,813.06
  4. Step 4: Simplify right side
    10,590,869.70x = 54,066,211,519,227.04
  5. Step 5: Solve for x
    x = 54,066,211,519,227.04/10,590,869.70
  6. Step 6: Final answer
    x = 5,104,983.16

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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.