Home / 8,483,312.48-12,771,111.28-7,730,008.16

Finding the Fourth Proportional to 8,483,312.48, 12,771,111.28 and 7,730,008.16

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Solution

The fourth proportional to 8,483,312.48, 12,771,111.28 and 7,730,008.16 is: 11,637,057.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,483,312.48 : 12,771,111.28 = 7,730,008.16 : x
  2. Step 2: Convert to fraction form
    8,483,312.48/12,771,111.28 = 7,730,008.16/x
  3. Step 3: Cross multiply
    8,483,312.48x = 12,771,111.28 × 7,730,008.16
  4. Step 4: Simplify right side
    8,483,312.48x = 98,720,794,406,668.05
  5. Step 5: Solve for x
    x = 98,720,794,406,668.05/8,483,312.48
  6. Step 6: Final answer
    x = 11,637,057.42

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.