Home / 42,564,476.70-63,846,715.05-25,558,364.70

Finding the Fourth Proportional to 42,564,476.70, 63,846,715.05 and 25,558,364.70

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Solution

The fourth proportional to 42,564,476.70, 63,846,715.05 and 25,558,364.70 is: 38,337,547.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,564,476.70 : 63,846,715.05 = 25,558,364.70 : x
  2. Step 2: Convert to fraction form
    42,564,476.70/63,846,715.05 = 25,558,364.70/x
  3. Step 3: Cross multiply
    42,564,476.70x = 63,846,715.05 × 25,558,364.70
  4. Step 4: Simplify right side
    42,564,476.70x = 1,631,817,628,144,878.50
  5. Step 5: Solve for x
    x = 1,631,817,628,144,878.50/42,564,476.70
  6. Step 6: Final answer
    x = 38,337,547.05

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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.