Home / 15,513,075.60-23,280,242.04-5,415,696.24

Finding the Fourth Proportional to 15,513,075.60, 23,280,242.04 and 5,415,696.24

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Solution

The fourth proportional to 15,513,075.60, 23,280,242.04 and 5,415,696.24 is: 8,127,254.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,513,075.60 : 23,280,242.04 = 5,415,696.24 : x
  2. Step 2: Convert to fraction form
    15,513,075.60/23,280,242.04 = 5,415,696.24/x
  3. Step 3: Cross multiply
    15,513,075.60x = 23,280,242.04 × 5,415,696.24
  4. Step 4: Simplify right side
    15,513,075.60x = 126,078,719,282,317.94
  5. Step 5: Solve for x
    x = 126,078,719,282,317.94/15,513,075.60
  6. Step 6: Final answer
    x = 8,127,254.87

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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.