Home / 9,513,468.16-13,128,595.04-5,439,172.48

Finding the Fourth Proportional to 9,513,468.16, 13,128,595.04 and 5,439,172.48

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Solution

The fourth proportional to 9,513,468.16, 13,128,595.04 and 5,439,172.48 is: 7,506,063.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,513,468.16 : 13,128,595.04 = 5,439,172.48 : x
  2. Step 2: Convert to fraction form
    9,513,468.16/13,128,595.04 = 5,439,172.48/x
  3. Step 3: Cross multiply
    9,513,468.16x = 13,128,595.04 × 5,439,172.48
  4. Step 4: Simplify right side
    9,513,468.16x = 71,408,692,842,632.50
  5. Step 5: Solve for x
    x = 71,408,692,842,632.50/9,513,468.16
  6. Step 6: Final answer
    x = 7,506,063.16

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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.