Home / 42,736,103.36-64,110,539.63-13,590,893.17

Finding the Fourth Proportional to 42,736,103.36, 64,110,539.63 and 13,590,893.17

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Solution

The fourth proportional to 42,736,103.36, 64,110,539.63 and 13,590,893.17 is: 20,388,370.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,736,103.36 : 64,110,539.63 = 13,590,893.17 : x
  2. Step 2: Convert to fraction form
    42,736,103.36/64,110,539.63 = 13,590,893.17/x
  3. Step 3: Cross multiply
    42,736,103.36x = 64,110,539.63 × 13,590,893.17
  4. Step 4: Simplify right side
    42,736,103.36x = 871,319,495,182,381.38
  5. Step 5: Solve for x
    x = 871,319,495,182,381.38/42,736,103.36
  6. Step 6: Final answer
    x = 20,388,370.18

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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.