Home / 13,775,837.04-19,010,178.08-7,580,304.40

Finding the Fourth Proportional to 13,775,837.04, 19,010,178.08 and 7,580,304.40

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Solution

The fourth proportional to 13,775,837.04, 19,010,178.08 and 7,580,304.40 is: 10,460,557.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,775,837.04 : 19,010,178.08 = 7,580,304.40 : x
  2. Step 2: Convert to fraction form
    13,775,837.04/19,010,178.08 = 7,580,304.40/x
  3. Step 3: Cross multiply
    13,775,837.04x = 19,010,178.08 × 7,580,304.40
  4. Step 4: Simplify right side
    13,775,837.04x = 144,102,936,544,607.53
  5. Step 5: Solve for x
    x = 144,102,936,544,607.53/13,775,837.04
  6. Step 6: Final answer
    x = 10,460,557.58

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1.5x scale

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.