Home / 14,429,275.93-19,912,419.98-7,813,875.79

Finding the Fourth Proportional to 14,429,275.93, 19,912,419.98 and 7,813,875.79

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Solution

The fourth proportional to 14,429,275.93, 19,912,419.98 and 7,813,875.79 is: 10,783,158.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,429,275.93 : 19,912,419.98 = 7,813,875.79 : x
  2. Step 2: Convert to fraction form
    14,429,275.93/19,912,419.98 = 7,813,875.79/x
  3. Step 3: Cross multiply
    14,429,275.93x = 19,912,419.98 × 7,813,875.79
  4. Step 4: Simplify right side
    14,429,275.93x = 155,593,176,263,402.81
  5. Step 5: Solve for x
    x = 155,593,176,263,402.81/14,429,275.93
  6. Step 6: Final answer
    x = 10,783,158.98

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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.