Home / 28,607,640.98-42,930,541.65-10,411,831.08

Finding the Fourth Proportional to 28,607,640.98, 42,930,541.65 and 10,411,831.08

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Solution

The fourth proportional to 28,607,640.98, 42,930,541.65 and 10,411,831.08 is: 15,624,690.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,607,640.98 : 42,930,541.65 = 10,411,831.08 : x
  2. Step 2: Convert to fraction form
    28,607,640.98/42,930,541.65 = 10,411,831.08/x
  3. Step 3: Cross multiply
    28,607,640.98x = 42,930,541.65 × 10,411,831.08
  4. Step 4: Simplify right side
    28,607,640.98x = 446,985,547,832,704.50
  5. Step 5: Solve for x
    x = 446,985,547,832,704.50/28,607,640.98
  6. Step 6: Final answer
    x = 15,624,690.91

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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.