Home / 15,403,916.80-23,155,641.60-14,209,523.20

Finding the Fourth Proportional to 15,403,916.80, 23,155,641.60 and 14,209,523.20

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Solution

The fourth proportional to 15,403,916.80, 23,155,641.60 and 14,209,523.20 is: 21,360,192.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,403,916.80 : 23,155,641.60 = 14,209,523.20 : x
  2. Step 2: Convert to fraction form
    15,403,916.80/23,155,641.60 = 14,209,523.20/x
  3. Step 3: Cross multiply
    15,403,916.80x = 23,155,641.60 × 14,209,523.20
  4. Step 4: Simplify right side
    15,403,916.80x = 329,030,626,526,085.12
  5. Step 5: Solve for x
    x = 329,030,626,526,085.12/15,403,916.80
  6. Step 6: Final answer
    x = 21,360,192.40

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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.