Home / 9,013,053.63-12,438,013.95-4,938,585.15

Finding the Fourth Proportional to 9,013,053.63, 12,438,013.95 and 4,938,585.15

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Solution

The fourth proportional to 9,013,053.63, 12,438,013.95 and 4,938,585.15 is: 6,815,247.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,013,053.63 : 12,438,013.95 = 4,938,585.15 : x
  2. Step 2: Convert to fraction form
    9,013,053.63/12,438,013.95 = 4,938,585.15/x
  3. Step 3: Cross multiply
    9,013,053.63x = 12,438,013.95 × 4,938,585.15
  4. Step 4: Simplify right side
    9,013,053.63x = 61,426,190,988,962.84
  5. Step 5: Solve for x
    x = 61,426,190,988,962.84/9,013,053.63
  6. Step 6: Final answer
    x = 6,815,247.47

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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.