Home / 15,774,219.83-21,772,055.43-9,249,951.17

Finding the Fourth Proportional to 15,774,219.83, 21,772,055.43 and 9,249,951.17

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Solution

The fourth proportional to 15,774,219.83, 21,772,055.43 and 9,249,951.17 is: 12,767,062.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,774,219.83 : 21,772,055.43 = 9,249,951.17 : x
  2. Step 2: Convert to fraction form
    15,774,219.83/21,772,055.43 = 9,249,951.17/x
  3. Step 3: Cross multiply
    15,774,219.83x = 21,772,055.43 × 9,249,951.17
  4. Step 4: Simplify right side
    15,774,219.83x = 201,390,449,652,463.47
  5. Step 5: Solve for x
    x = 201,390,449,652,463.47/15,774,219.83
  6. Step 6: Final answer
    x = 12,767,062.45

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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.