Home / 42,652,547.66-64,014,712.29-39,962,127.60

Finding the Fourth Proportional to 42,652,547.66, 64,014,712.29 and 39,962,127.60

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Solution

The fourth proportional to 42,652,547.66, 64,014,712.29 and 39,962,127.60 is: 59,976,818.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,652,547.66 : 64,014,712.29 = 39,962,127.60 : x
  2. Step 2: Convert to fraction form
    42,652,547.66/64,014,712.29 = 39,962,127.60/x
  3. Step 3: Cross multiply
    42,652,547.66x = 64,014,712.29 × 39,962,127.60
  4. Step 4: Simplify right side
    42,652,547.66x = 2,558,164,100,810,268.50
  5. Step 5: Solve for x
    x = 2,558,164,100,810,268.50/42,652,547.66
  6. Step 6: Final answer
    x = 59,976,818.29

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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.