Home / 14,357,566.98-19,813,678.92-7,831,196.91

Finding the Fourth Proportional to 14,357,566.98, 19,813,678.92 and 7,831,196.91

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Solution

The fourth proportional to 14,357,566.98, 19,813,678.92 and 7,831,196.91 is: 10,807,180.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,357,566.98 : 19,813,678.92 = 7,831,196.91 : x
  2. Step 2: Convert to fraction form
    14,357,566.98/19,813,678.92 = 7,831,196.91/x
  3. Step 3: Cross multiply
    14,357,566.98x = 19,813,678.92 × 7,831,196.91
  4. Step 4: Simplify right side
    14,357,566.98x = 155,164,821,134,036.16
  5. Step 5: Solve for x
    x = 155,164,821,134,036.16/14,357,566.98
  6. Step 6: Final answer
    x = 10,807,180.73

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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.