Home / 13,449,258-18,547,029-9,048,897.36

Finding the Fourth Proportional to 13,449,258, 18,547,029 and 9,048,897.36

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Solution

The fourth proportional to 13,449,258, 18,547,029 and 9,048,897.36 is: 12,478,767.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,449,258 : 18,547,029 = 9,048,897.36 : x
  2. Step 2: Convert to fraction form
    13,449,258/18,547,029 = 9,048,897.36/x
  3. Step 3: Cross multiply
    13,449,258x = 18,547,029 × 9,048,897.36
  4. Step 4: Simplify right side
    13,449,258x = 167,830,161,753,943.44
  5. Step 5: Solve for x
    x = 167,830,161,753,943.44/13,449,258
  6. Step 6: Final answer
    x = 12,478,767.36

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1.5x scale

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.