Home / 49,771,547.40-74,657,321.10-13,869,755.40

Finding the Fourth Proportional to 49,771,547.40, 74,657,321.10 and 13,869,755.40

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Solution

The fourth proportional to 49,771,547.40, 74,657,321.10 and 13,869,755.40 is: 20,804,633.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,771,547.40 : 74,657,321.10 = 13,869,755.40 : x
  2. Step 2: Convert to fraction form
    49,771,547.40/74,657,321.10 = 13,869,755.40/x
  3. Step 3: Cross multiply
    49,771,547.40x = 74,657,321.10 × 13,869,755.40
  4. Step 4: Simplify right side
    49,771,547.40x = 1,035,478,782,476,258.88
  5. Step 5: Solve for x
    x = 1,035,478,782,476,258.88/49,771,547.40
  6. Step 6: Final answer
    x = 20,804,633.10

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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.