Home / 42,124,032-63,186,048-10,211,328

Finding the Fourth Proportional to 42,124,032, 63,186,048 and 10,211,328

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Solution

The fourth proportional to 42,124,032, 63,186,048 and 10,211,328 is: 15,316,992

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,124,032 : 63,186,048 = 10,211,328 : x
  2. Step 2: Convert to fraction form
    42,124,032/63,186,048 = 10,211,328/x
  3. Step 3: Cross multiply
    42,124,032x = 63,186,048 × 10,211,328
  4. Step 4: Simplify right side
    42,124,032x = 645,213,461,151,744
  5. Step 5: Solve for x
    x = 645,213,461,151,744/42,124,032
  6. Step 6: Final answer
    x = 15,316,992

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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.