Home / 9,518,969.04-13,136,681.16-5,445,278.16

Finding the Fourth Proportional to 9,518,969.04, 13,136,681.16 and 5,445,278.16

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Solution

The fourth proportional to 9,518,969.04, 13,136,681.16 and 5,445,278.16 is: 7,514,772.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,518,969.04 : 13,136,681.16 = 5,445,278.16 : x
  2. Step 2: Convert to fraction form
    9,518,969.04/13,136,681.16 = 5,445,278.16/x
  3. Step 3: Cross multiply
    9,518,969.04x = 13,136,681.16 × 5,445,278.16
  4. Step 4: Simplify right side
    9,518,969.04x = 71,532,883,015,431.47
  5. Step 5: Solve for x
    x = 71,532,883,015,431.47/9,518,969.04
  6. Step 6: Final answer
    x = 7,514,772.11

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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.