Home / 8,963,428.50-12,369,531.36-4,889,047.50

Finding the Fourth Proportional to 8,963,428.50, 12,369,531.36 and 4,889,047.50

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Solution

The fourth proportional to 8,963,428.50, 12,369,531.36 and 4,889,047.50 is: 6,746,885.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,963,428.50 : 12,369,531.36 = 4,889,047.50 : x
  2. Step 2: Convert to fraction form
    8,963,428.50/12,369,531.36 = 4,889,047.50/x
  3. Step 3: Cross multiply
    8,963,428.50x = 12,369,531.36 × 4,889,047.50
  4. Step 4: Simplify right side
    8,963,428.50x = 60,475,226,371,779.59
  5. Step 5: Solve for x
    x = 60,475,226,371,779.59/8,963,428.50
  6. Step 6: Final answer
    x = 6,746,885.57

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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.