Home / 25,249,647.40-34,845,197.72-15,459,905.32

Finding the Fourth Proportional to 25,249,647.40, 34,845,197.72 and 15,459,905.32

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Solution

The fourth proportional to 25,249,647.40, 34,845,197.72 and 15,459,905.32 is: 21,335,088.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,249,647.40 : 34,845,197.72 = 15,459,905.32 : x
  2. Step 2: Convert to fraction form
    25,249,647.40/34,845,197.72 = 15,459,905.32/x
  3. Step 3: Cross multiply
    25,249,647.40x = 34,845,197.72 × 15,459,905.32
  4. Step 4: Simplify right side
    25,249,647.40x = 538,703,457,607,879.88
  5. Step 5: Solve for x
    x = 538,703,457,607,879.88/25,249,647.40
  6. Step 6: Final answer
    x = 21,335,088.33

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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.