Home / 14,257,316.36-21,387,767.34-6,971,019.68

Finding the Fourth Proportional to 14,257,316.36, 21,387,767.34 and 6,971,019.68

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Solution

The fourth proportional to 14,257,316.36, 21,387,767.34 and 6,971,019.68 is: 10,457,406.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,257,316.36 : 21,387,767.34 = 6,971,019.68 : x
  2. Step 2: Convert to fraction form
    14,257,316.36/21,387,767.34 = 6,971,019.68/x
  3. Step 3: Cross multiply
    14,257,316.36x = 21,387,767.34 × 6,971,019.68
  4. Step 4: Simplify right side
    14,257,316.36x = 149,094,547,038,401.25
  5. Step 5: Solve for x
    x = 149,094,547,038,401.25/14,257,316.36
  6. Step 6: Final answer
    x = 10,457,406.10

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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.