Home / 15,241,075.25-21,031,916.45-9,046,392.28

Finding the Fourth Proportional to 15,241,075.25, 21,031,916.45 and 9,046,392.28

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Solution

The fourth proportional to 15,241,075.25, 21,031,916.45 and 9,046,392.28 is: 12,483,565.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,241,075.25 : 21,031,916.45 = 9,046,392.28 : x
  2. Step 2: Convert to fraction form
    15,241,075.25/21,031,916.45 = 9,046,392.28/x
  3. Step 3: Cross multiply
    15,241,075.25x = 21,031,916.45 × 9,046,392.28
  4. Step 4: Simplify right side
    15,241,075.25x = 190,262,966,509,073.25
  5. Step 5: Solve for x
    x = 190,262,966,509,073.25/15,241,075.25
  6. Step 6: Final answer
    x = 12,483,565.85

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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.